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  1. Queen Mary University of London
  2. Research
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Publications: Prof Ama Johal

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Wadia R, Hasan A, Preshaw PM, Johal A ( 2024 ) . The perio–ortho interface: latest guidelines . Dental Update vol. 51 , ( 5 ) 353 - 359 .
Johal A, Damanhuri SH, Colonio-Salazar F ( 2024 ) . Adult orthodontics, motivations for treatment, choice, and impact of appliances: A qualitative study . American Journal of Orthodontics and Dentofacial Orthopedics vol. 166 , ( 1 ) 36 - 49 .
Færøvig LF, Pandis N, Johal A, Vandevska‐Radunovic V ( 2024 ) . Mandibular second molar extraction: A retrospective cohort study of spontaneous occlusal changes in adolescent patients . Orthodontics and Craniofacial Research vol. 27 , ( 4 ) 606 - 614 .
Pacha MM, Fleming PS, Shagmani M, Johal A ( 2023 ) . The skeletal and dental effects of Hanks Herbst versus twin block appliances for class II correction in growing patients: a randomized clinical trial . European Journal of Orthodontics vol. 46 , ( 1 )
Johal A, Shagmani M, Alfuraih O, Arad I ( 2023 ) . Long-term comparison of the efficacy of manual versus powered tooth brushing in adolescent orthodontic patients: a single-centre, parallel design randomized clinical trial . European Journal of Orthodontics vol. 45 , ( 6 ) 808 - 817 .
Johal A ( 2023 ) . Meet the Author . Journal of Orthodontics vol. 50 , ( 3 ) 318 - 318 .
Johal A, Amin M, Dean R ( 2023 ) . The impact of orthodontic treatment on a young person’s quality of life, esthetics, and self-esteem in hypodontia: A longitudinal study . American Journal of Orthodontics and Dentofacial Orthopedics vol. 164 , ( 6 ) 813 - 823.e1 .
Pacha MM, Fleming PS, Pandis N, Shagmani M, Johal A ( 2023 ) . The use of the Hanks Herbst vs Twin-block in Class II malocclusion: A randomized controlled trial . American Journal of Orthodontics and Dentofacial Orthopedics vol. 164 , ( 3 ) 314 - 324.e1 .
Johal A ( 2023 ) . The Role of Oral Appliance Therapy in Obstructive Sleep Apnoea: a review . European Respiratory Review
Kwon O, Joury E, Colonio-Salazar F, Moussa-Pacha M, Johal A ( 2023 ) . A comparison of children’s experiences with fixed and removable functional appliances: A qualitative study . American Journal of Orthodontics and Dentofacial Orthopedics vol. 164 , ( 3 ) 423 - 430 .
Goodrum E, Johal A ( 2023 ) . The quality and reliability of the Internet as a source of information for hypodontia patients . Journal of Orthodontics vol. 50 , ( 3 ) 268 - 275 .
Johal A, Bourauel C, Moghanchi S, Dickerson T, Gaudin P, Elliott EL ( 2022 ) . The Tip and Torque adjustable bracket as a new concept in design . The Angle Orthodontist vol. 92 , ( 3 ) 380 - 387 .
Tallamraju H, Newton JT, Fleming PS, Johal A ( 2021 ) . Intervention to enhance adherence to mandibular advancement appliance in patients with obstructive sleep apnoea: study protocol for a randomised clinical trial . Trials vol. 22 , ( 1 )
Johal A ( 2021 ) . Hypodontia and its impact on a young person’s quality of life, aesthetics and self-esteem . American Journal of Orthodontics and Dentofacial Orthopedics
Johal A, Bondemark L ( 2021 ) . Clear aligner orthodontic treatment: Angle Society of Europe consensus viewpoint . Journal of Orthodontics vol. 48 , ( 3 ) 300 - 304 .
Tallamraju H, Newton JT, Fleming PS, Johal A ( 2021 ) . Factors influencing adherence to oral appliance therapy in adults with obstructive sleep apnea: a systematic review and meta-analysis . J Clin Sleep Med
Johal A, Wong F, Zou LF, Shahdad S ( 2020 ) . The influence of mild versus severe hypodontia on the facial soft tissues? A 3-dimensional optical laser scanning-based Cohort study . Journal of Orthodontics
Fleming P, TSICHLAKI A, Johal A ( 2020 ) . Development of a Core Outcome Set For Use In Routine Orthodontic Clinical Trials . American Journal of Orthodontics and Dentofacial Orthopedics
Johal A, Fleming P, Pacha M ( 2020 ) . Complications, impact and success rate of approaches to treatment of Class II malocclusion in adolescents: A systematic review & meta-analysis . American Journal of Orthodontics and Dentofacial Orthopedics
Johal A, Sharma P ( 2020 ) . The Stability of Surgically Assisted Rapid Maxillary Expansion (SARME): A Systematic Review . Journal of Cranio-Maxillo-Facial Surgery
Kudsi Z, Fenlon MR, Johal A, Baysan A ( 2020 ) . Assessment of Psychological Disturbance in Patients with Tooth Loss: A Systematic Review of Assessment Tools . Journal of Prosthodontics vol. 29 , ( 3 ) 193 - 200 .
Al-Moghrabi D, Colonio-Salazar FB, Johal A, Fleming PS ( 2020 ) . Development of ‘My Retainers’ mobile application: Triangulation of two qualitative methods . Journal of Dentistry vol. 94 ,
Al-Moghrabi D, Pandis N, McLaughlin K, Johal A, Donos N, Fleming PS ( 2019 ) . Evaluation of the effectiveness of a tailored mobile application in increasing the duration of wear of thermoplastic retainers: a randomized controlled trial . European Journal of Orthodontics vol. 42 , ( 5 ) 571 - 579 .
Agha B, Zou L, Johal A ( 2019 ) . P019 Surface craniofacial phenotype and prediction models for obstructive sleep apnoea: a 3-D evaluation . Conference: Poster Presentationsa11 - a12 .
Nakhleh K, Joury E, Dean R, Marcenes W, Johal A ( 2019 ) . Can Socioeconomic and Psychosocial Factors Predict the Duration of Orthodontic Treatment? . European Journal of Orthodontics
Al Moghrabi D, Pandis N, MCLAUGHLIN K, Johal A, Donos N, Fleming PS ( 2019 ) . Dataset - Evaluation of the effectiveness of a tailored mobile application in increasing the duration of wear of thermoplastic retainers: a randomised controlled trial .
Rolland C, Gill D, Angullia F, Fright WR, Dunaway D, Jeelani O, James G, Ong J et al. ( 2019 ) . S12-11 SESSION 12: FACIOCRANIOSYNOSTOSIS – PART II THE EFFECT OF FACIAL BIPARTITION DISTRACTION ON UPPER AIRWAY VOLUME AND OBSTRUCTIVE SLEEP APNOEA IN APERT’S PATIENTS . Plastic & Reconstructive Surgery Global Open vol. 7 , ( 8S-2 ) 156 - 157 .
Fleming P, Al-Moghrabi D, Colonio-Salazar F, Johal A ( 2019 ) . Factors influencing adherence to vacuum-formed retainer wear: A qualitative study . Journal of Orthodontics
Al-eesa NA, KARPUKHINA N, HILL RG, JOHAL A, WONG FSL ( 2019 ) . Bioactive glass composite for orthodontic adhesives – formation and characterisation of apatites using MAS-NMR and SEM . Dental Materials
Johal A ( 2018 ) . Zahnärztliche Schlafmedizin: eine Möglichkeit, das Leben von Menschen zu verändern . Informationen aus Orthodontie & Kieferorthopädie vol. 50 , ( 03 ) 199 - 203 .
FLEMING P, DONOS N, JOHAL A, Al-Moghrabi D, O'Rourke N, Pandis N, Gonzales-Marin C ( 2018 ) . Effects of fixed vs removable orthodontic retainers on stability and periodontal health: 4-year follow-up of a randomized controlled trial . American Journal of Orthodontics and Dentofacial Orthopedics vol. 154 , ( 2 ) 167 - 174.e1 .
JOHAL A, Bharmal BV ( 2018 ) . Development and assessment of reliable patient-based hypodontia website . Patient Preference and Adherence vol. 2018 , ( 12 ) 1065 - 1070 .
Tsichlaki A, O'Brien K, Johal A, Fleming PS ( 2018 ) . Orthodontic trial outcomes: Plentiful, inconsistent, and in need of uniformity? A scoping review . American Journal of Orthodontics and Dentofacial Orthopedics vol. 153 , ( 6 ) 797 - 807 .
JOHAL A, Desai A ( 2018 ) . The role of the dentist in management of snoring: The morbidity of sleep apnoea . Dental Update
WONG FSL, ALEESA N, HILL R, JOHAL A ( 2018 ) . Fluoride containing bioactive glass composite for orthodontic adhesives - apatite formation properties . Dental Materials
Johal A, Desai A ( 2018 ) . The role of dentists in management of snoring with oral appliances . Dental Update vol. 45 , ( 5 ) 408 - 412 .
JOHAL A, FLEMING P, QURESHI U, Ashari AB, Alamiri N, COX S, Pandis N ( 2018 ) . Pain experience in adults undergoing treatment: A longitudinal evaluation . Angle Orthodontist
JOHAL A, AGHA B ( 2018 ) . Ready-made versus custom-made mandibular advancement appliances in obstructive sleep apnoea: A systematic review and meta-analysis . Journal of Sleep Research
Collier S, Pandis N, Johal A, Qureshi U, Sharma PK, Fleming PS ( 2017 ) . A prospective cohort study assessing the appearance of retrieved aesthetic orthodontic archwires . Orthodontics and Craniofacial Research vol. 21 , ( 1 ) 27 - 32 .
WONG FSL, Hill R, Johal A, Al-eesa N ( 2017 ) . Fluoride Containing Bioactive Glass Composite For Orthodontic Adhesives . Dental Materials
Al-Moghrabi D, Johal A, Fleming PS ( 2017 ) . What are people tweeting about orthodontic retention? A cross-sectional content analysis . American Journal of Orthodontics and Dentofacial Orthopedics vol. 152 , ( 4 ) 516 - 522 .
Tsichlaki A, O'Brien K, Johal A, Marshman ZZ, Benson PP, Salazar FBC, Fleming PS ( 2017 ) . Erratum to Development of a core outcome set for orthodontic trials using a mixed-methods approach: protocol for a multicentre study . Trials vol. 18 , ( 1 ) 407 - 407 .
Tsichlaki A, O’Brien K, Johal A, Marshman Z, Benson P, Colonio Salazar FB, Fleming PS ( 2017 ) . Development of a core outcome set for orthodontic trials using a mixed-methods approach: protocol for a multicentre study . Trials vol. 18 , ( 1 )
JOHAL A, Chagger A, Zou LF ( 2017 ) . A three-dimensional soft tissue analysis of Class III malocclusion: a case-controlled cross-sectional study . Journal of Orthodontics
JOHAL A, Qureshi U, Madahar A ( 2017 ) . Orthodontic treatment modalities: a qualitative assessment of Internet information . Journal of Orthodontics
JOHAL A, Fleming P, Tsichlaki A ( 2017 ) . A scoping review of outcomes related to orthodontic treatment measured in children with Cleft Lip and Palate . Orthodontics and Craniofacial Research
Johal A, Haria P, Manek S, Joury E, Riha R ( 2017 ) . Ready-Made Versus Custom-Made Mandibular Repositioning Devices in Sleep Apnea: A Randomized Clinical Trial . Journal of Clinical Sleep Medicine vol. 13 , ( 2 ) 175 - 182 .
Agha B, Johal A ( 2016 ) . Facial phenotype in obstructive sleep apnea–hypopnea syndrome: a systematic review and meta‐analysis . Journal of Sleep Research vol. 26 , ( 2 ) 122 - 131 .
JOHAL A, Jahaur P, Al-quattan F, Kassim S, Mc Cloughlin K ( 2016 ) . The efficacy of mandibular advancement appliances as a treatment alternative to continuous positive airway pressure in moderate OSAHS . Journal of Sleep Disorders and Management
JOHAL A, Nabhan AF, Fleming PS, Abbas NH, Sadek MM ( 2016 ) . Self-ligating brackets versus conventional pre-adjusted edgewise brackets for treating malocclusion (Protocol) . Cochrane Database of Systematic Reviews
O'Rourke N, Albeedh H, Sharma P, Johal A ( 2016 ) . Effectiveness of bonded and vacuum-formed retainers: A prospective randomized controlled clinical trial . American Journal of Orthodontics and Dentofacial Orthopedics vol. 150 , ( 3 ) 406 - 415 .
Grewal B, Lee RT, Zou L, Johal A ( 2016 ) . Royal London space analysis: plaster versus digital model assessment . European Journal of Orthodontics vol. 39 , ( 3 ) 320 - 325 .
Sharma G, Johal AS, Liversidge HM ( 2015 ) . Predicting Agenesis of the Mandibular Second Premolar from Adjacent Teeth . PLOS ONE vol. 10 , ( 12 )
Pacha MM, Fleming PS, Johal A ( 2015 ) . A comparison of the efficacy of fixed versus removable functional appliances in children with Class II malocclusion: A systematic review . European Journal of Orthodontics vol. 38 , ( 6 ) 621 - 630 .
Fleming PS, Fedorowicz Z, Johal A, El‐Angbawi A, Pandis N ( 2015 ) . Surgical adjunctive procedures for accelerating orthodontic treatment . vol. 2016 , ( 6 )
Johal A, Alyaqoobi I, Patel R, Cox S ( 2015 ) . The impact of orthodontic treatment on quality of life and self-esteem in adult patients . Eur J Orthod vol. 37 , ( 3 ) 233 - 237 .
Johal A, Joury E ( 2015 ) . What factors predict the uptake of orthodontic treatment among adults? . American Journal of Orthodontics and Dentofacial Orthopedics vol. 147 , ( 6 ) 704 - 710 .
Sunnak R, Johal A, Fleming PS ( 2015 ) . Is orthodontics prior to 11 years of age evidence-based? A systematic review and meta-analysis . Journal of Dentistry vol. 43 , ( 5 ) 477 - 486 .
Johal A, Fleming PS, Manek S, Marinho VCC ( 2015 ) . Mandibular advancement splint (MAS) therapy for obstructive sleep apnoea—an overview and quality assessment of systematic reviews . Sleep and Breathing vol. 19 , ( 3 ) 1101 - 1108 .
Johal A ( 2015 ) . Obstructive sleep apnoea and mandibular appliances . Dental Nursing vol. 11 , ( 3 ) 136 - 143 .
Chatzopoulou D, Johal A ( 2015 ) . Management of gingival recession in the orthodontic patient . Seminars in Orthodontics vol. 21 , ( 1 ) 15 - 26 .
Cunningham SJ, Johal A ( 2015 ) . Orthognathic correction of dento-facial discrepancies . British Dental Journal vol. 218 , ( 3 ) 167 - 175 .
Johal A, Kirschen R ( 2014 ) . Letter to the Editor . Journal of Orthodontics vol. 30 , ( 2 ) 178 - 178 .
Johal AS, Lee RT ( 2014 ) . The periodontal-orthodontic interface: a simple solution to a difficult problem . Journal of Orthodontics vol. 25 , ( 2 ) 95 - 99 .
Benson PE, Da'as T, Johal A, Mandall NA, Williams AC, Baker SR, Marshman Z ( 2014 ) . Relationships between dental appearance, self-esteem, socio-economic status, and oral health-related quality of life in UK schoolchildren: A 3-year cohort study . European Journal of Orthodontics vol. 37 , ( 5 ) 481 - 490 .
Johal A, Sharma NR, McLaughlin K, Zou L-F ( 2014 ) . The reliability of thermoform retainers: a laboratory-based comparative study . European Journal of Orthodontics vol. 37 , ( 5 ) 503 - 507 .
Johal A, Fleming PS, Al Jawad FA ( 2014 ) . A prospective longitudinal controlled assessment of pain experience and oral health-related quality of life in adolescents undergoing fixed appliance treatment . Orthod Craniofac Res vol. 17 , ( 3 ) 178 - 186 .
Johal A, Fleming PS, Al Jawad FA ( 2014 ) . A prospective longitudinal controlled assessment of pain experience and oral health-related quality of life in adolescents undergoing fixed appliance treatment . Orthodontics and Craniofacial Research vol. 17 , ( 3 ) 178 - 186 .
Fleming PS, Lee RT, McDonald T, Pandis N, Johal A ( 2014 ) . The timing of significant arch dimensional changes with fixed orthodontic appliances: Data from a multicenter randomised controlled trial . Journal of Dentistry vol. 42 , ( 1 ) 1 - 6 .
Fleming PS, Lee RT, Mcdonald T, Pandis N, Johal A ( 2014 ) . The timing of significant arch dimensional changes with fixed orthodontic appliances: data from a multicenter randomised controlled trial . J Dent vol. 42 , ( 1 ) 1 - 6 .
Johal A, Abed Al Jawad F, Marcenes W, Croft N ( 2013 ) . Does orthodontic treatment harm children's diets? . J Dent vol. 41 , ( 11 ) 949 - 954 .
Fleming PS, Lee RT, Marinho V, Johal A ( 2013 ) . Comparison of maxillary arch dimensional changes with passive and active self-ligation and conventional brackets in the permanent dentition: a multicenter, randomized controlled trial . Am J Orthod Dentofacial Orthop vol. 144 , ( 2 ) 185 - 193 .
Fleming PS, Johal A, Pandis N ( 2013 ) . Reply . European Journal of Orthodontics vol. 35 , ( 4 ) 548 - 549 .
Fleming PS, Johal A, Pandis N ( 2013 ) . The effectiveness of laceback ligatures during initial orthodontic alignment: a systematic review and meta-analysis . Eur J Orthod vol. 35 , ( 4 ) 539 - 546 .
Johal A, Katsaros C, Kuijpers-Jagtman AM, Angle Society of Europe membership ( 2013 ) . State of the science on controversial topics: missing maxillary lateral incisors--a report of the Angle Society of Europe 2012 meeting . Prog Orthod vol. 14 ,
Johal A, Katsaros C, Kiliaridis S, Leitao P, Rosa M, Sculean A, Weiland F, Zachrisson B ( 2013 ) . State of the science on controversial topics: orthodontic therapy and gingival recession (a report of the Angle Society of Europe 2013 meeting) . Prog Orthod vol. 14 ,
ElKhadem A, Orabi N ( 2013 ) . Weak evidence suggests higher risk for bracket bonding failure with self-etch primer compared to conventional acid etch over 12 months . Evidence-Based Dentistry vol. 14 , ( 2 ) 52 - 53 .
Fleming PS, Pandis N, Johal A, El‐Angbawi A, Fedorowicz Z ( 2013 ) . Adjunctive surgical procedures for accelerating tooth movement in patients undergoing orthodontic treatment . ( 6 )
Joury E, Marcenes W, Johal A ( 2013 ) . The role of psychosocial factors in predicting orthodontic treatment outcome at the end of 1 year of active treatment . Eur J Orthod vol. 35 , ( 2 ) 205 - 215 .
Suchak A, Johal A, Wade A ( 2012 ) . Useful concepts for critical appraisal: 3. association, outcomes and errors . Orthodontic Update vol. 5 , ( 4 ) 113 - 117 .
Hayes ML, Johal A ( 2012 ) . The influence of malocclusion on the diagnostic value of the orthopantomogram in the maxillary labial segment . Orthod Craniofac Res vol. 15 , ( 3 ) 169 - 177 .
Suchak A, Johal A, Wade A ( 2012 ) . Useful concepts for critical appraisal: 2. considering chance . Orthodontic Update vol. 5 , ( 3 ) 82 - 88 .
Fleming PS, Johal A, Pandis N ( 2012 ) . Self-etch primers and conventional acid-etch technique for orthodontic bonding: a systematic review and meta-analysis . Am J Orthod Dentofacial Orthop vol. 142 , ( 1 ) 83 - 94 .
Suchak A, Johal A, Wade A ( 2012 ) . Useful concepts for critical appraisal: 1. study design . Orthodontic Update vol. 5 , ( 2 ) 57 - 60 .
Al Jawad FA, Cunningham SJ, Croft N, Johal A ( 2012 ) . A qualitative study of the early effects of fixed orthodontic treatment on dietary intake and behaviour in adolescent patients . EUROPEAN JOURNAL OF ORTHODONTICS vol. 34 , ( 4 ) 432 - 436 .
Cunningham S, Bearn D, Benson P, Johal A, Millett D, O'Brien K, Luther F ( 2011 ) . In search of the sample: Recent experiences of a trial team in Orthodontics . CONTEMP CLIN TRIALS vol. 32 , ( 4 ) 530 - 534 .
Joury E, Johal A, Marcenes W ( 2011 ) . The role of socio-economic position in predicting orthodontic treatment outcome at the end of 1 year of active treatment . Eur J Orthod vol. 33 , ( 3 ) 263 - 269 .
Johal A, Battagel J, Hector M ( 2011 ) . Controlled, prospective trial of psychosocial function before and after mandibular advancement splint therapy . Am J Orthod Dentofacial Orthop vol. 139 , ( 5 ) 581 - 587 .
Johal A, Sheriteh Z, Battagel J, Marshall C ( 2011 ) . The use of videofluoroscopy in the assessment of the pharyngeal airway in obstructive sleep apnoea . Eur J Orthod vol. 33 , ( 2 ) 212 - 219 .
Fleming PS, Marinho V, Johal A ( 2011 ) . Orthodontic measurements on digital study models compared with plaster models: a systematic review . Orthod Craniofac Res vol. 14 , ( 1 ) 1 - 16 .
Fleming PS, Johal A ( 2010 ) . Self-Ligating Brackets in Orthodontics A Systematic Review . ANGLE ORTHOD vol. 80 , ( 3 ) 575 - 584 .
Church SKJ, Littlewood SJ, Blance A, Gowans AJ, Hodge TM, Spencer RJ, Johal A ( 2009 ) . Are general dental practitioners effective in the management of non-apnoeic snoring using mandibular advancement appliances? . British Dental Journal vol. 206 , ( 8 )
Church SKJ, Littlewood SJ, Blance A, Gowans AJ, Hodge TM, Spencer RJ, Johal A ( 2009 ) . Are general dental practitioners effective in the management of non-apnoeic snoring using mandibular advancement appliances? . BRIT DENT J vol. 206 , ( 8 ) Article E15 ,
Fleming P, Johal A, DiBiase A ( 2008 ) . Managing Malocclusion in the Mixed Dentition: Six Keys to Success Part 2 . Dental Update vol. 35 , ( 10 ) 673 - 676 .
Johal A, Hector M, Battagel J, Morrell M ( 2008 ) . The impact of mandibular advancement splint therapy on quality of life in OSA patients reselected for treatment . JOURNAL OF SLEEP RESEARCH . vol. 17 , 151 - 152 .
Patel B, Johal A, Battagel J ( 2008 ) . The long term effects of mandibular advancement splints in the treatment of sleep disordered breathing . JOURNAL OF SLEEP RESEARCH . vol. 17 , 168 - 168 .
Fleming PS, Johal A, DiBiase AT ( 2008 ) . Managing Malocclusion in the Mixed Dentition: Six Keys to Success Part 1 . Dental Update vol. 35 , ( 9 ) 607 - 613 .
Johal A ( 2008 ) . A review of the use of mandibular advancement appliances in sleep-disordered breathing . Dent Update vol. 35 , ( 4 ) 230 - 235 .
Owens AM, Johal A ( 2008 ) . Near-end of treatment panoramic radiograph in the assessment of mesiodistal root angulation . Angle Orthod vol. 78 , ( 3 ) 475 - 481 .
Johal A, Patel SI, Battagel JM ( 2007 ) . The relationship between craniofacial anatomy and obstructive sleep apnoea: a case-controlled study . J Sleep Res vol. 16 , ( 3 ) 319 - 326 .
Johal A, Hector MP, Battagel JM, Kotecha BT ( 2007 ) . Impact of sleep nasendoscopy on the outcome of mandibular advancement splint therapy in subjects with sleep-related breathing disorders . J Laryngol Otol vol. 121 , ( 7 ) 668 - 675 .
Johal A, Cheung MYH, Marcene W ( 2007 ) . The impact of two different malocclusion traits on quality of life . Br Dent J vol. 202 , ( 2 )
Johal A, Cheung MY, Marcenes W ( 2007 ) . The impact of two different malocclusion traits on quality of life . Br Dent JE6 - E6 .
Johal A, Gill G, Ferman A, McLaughlin K ( 2007 ) . The effect of mandibular advancement appliances on awake upper airway and masticatory muscle activity in patients with obstructive sleep apnoea . Clin Physiol Funct Imaging vol. 27 , ( 1 ) 47 - 53 .
Johal A ( 2006 ) . Health-related quality of life in patients with sleep-disordered breathing: effect of mandibular advancement appliances . J Prosthet Dent vol. 96 , ( 4 ) 298 - 302 .
JOHAL A, Battagel JM, Hector MP ( 2006 ) . Mandibular advancement splint therapy in subjects with sleep related breathing disorders: a clinical trial . Journal of Orthodontics
Johal A, Battagel JM, Kotecha BT ( 2005 ) . Sleep nasendoscopy: a diagnostic tool for predicting treatment success with mandibular advancement splints in obstructive sleep apnoea . Eur J Orthod vol. 27 , ( 6 ) 607 - 614 .
Johal A, Arya D, Winchester LJ, Venn PJH, Brooks H ( 2005 ) . The effect of a mandibular advancement splint in subjects with sleep-related breathing disorders . Br Dent J vol. 199 , ( 9 ) 591 - 596 .
Johal A ( 2005 ) . Book Reviews . International Journal of Paediatric Dentistry vol. 15 , ( 4 ) 306 - 307 .
Battagel JM, Johal A, Kotecha BT ( 2005 ) . Sleep nasendoscopy as a predictor of treatment success in snorers using mandibular advancement splints . J Laryngol Otol vol. 119 , ( 2 ) 106 - 112 .
Johal A, Conaghan C ( 2004 ) . Maxillary morphology in obstructive sleep apnea: a cephalometric and model study . Angle Orthod vol. 74 , ( 5 ) 648 - 656 .
JOHAL A, Battagel JM ( 2004 ) . An investigation into the changes in airway dimension and the efficacy of mandibular advancement appliances in obstructive sleep apnoea . British Journal of Orthodontics vol. 26 , 205 - 210 .
Johal A, Kirschen R ( 2003 ) . The valuable contribution of space analysis in the planning and execution of orthodontic treatment . Journal of orthodontics vol. 30 , ( 2 )
Johal A ( 2002 ) . The Orthoworld Specialist Practitioner Prize Cases 2000 . J Orthod vol. 29 , ( 4 ) 251 - 265 .
Ismail SFH, Johal AS ( 2002 ) . Current products and practice section: The role of implants in orthodontics . Journal of Orthodontics vol. 29 , ( 3 ) 239 - 245 .
Ismail SFH, Johal AS ( 2002 ) . The Role of Implants in Orthodontics . Journal of Orthodontics vol. 29 , ( 3 ) 239 - 245 .
Battagel JM, Johal A, Smith A-M, Kotecha B ( 2002 ) . Postural variation in oropharyngeal dimensions in subjects with sleep disordered breathing: a cephalometric study . Eur J Orthod vol. 24 , ( 3 ) 263 - 276 .
Johal A ( 2002 ) . The Orthoworld Specialist Practitioner Prize Cases 2000 . Journal of Orthodontics vol. 29 , ( 4 ) 251 - 265 .
JOHAL A, Ismail SFH ( 2002 ) . The role of implants in orthodontics . Journal of Orthodontics vol. 29 , 239 - 245 .
Johal A, Loh S, Heng JK ( 2001 ) . A Clinical Investigation into the Behaviour of Crimpable Archwire Hooks . Journal of Orthodontics vol. 28 , ( 3 ) 203 - 206 .
Johal A, Loh S, Heng JK ( 2001 ) . A clinical investigation into the behaviour of crimpable archwire hooks . J Orthod vol. 28 , ( 3 ) 203 - 205 .
Johal A, Battagel JM ( 2001 ) . Current principles in the management of obstructive sleep apnoea with mandibular advancement appliances . Br Dent J vol. 190 , ( 10 ) 532 - 536 .
Battagel JM, Johal A ( 2000 ) . A cephalometric comparison of normal weight and obese subjects with obstructive sleep apnoea . Radiography vol. 6 , ( 4 ) 283 - 292 .
Battagel J, Johal* A, L'Estrange** P, Croft† C, Kotecha† B ( 1999 ) . Changes in airway and hyoid position in response to mandibular protrusion in subjects with obstructive sleep apnoea (OSA) . European Journal of Orthodontics vol. 21 , ( 4 ) 363 - 376 .
Johal A, Ide M ( 1999 ) . Orthodontics in the Adult Patient, with Special Reference to the Periodontally Compromised Patient . Dental Update vol. 26 , ( 3 ) 101 - 108 .
Johal A ( 1998 ) . The relationship between obstructive sleep apnoea and dentistry: 1. Aetiology and diagnosis . Dental Update vol. 25 , ( 9 ) 380 - 383 .
Johal A ( 1998 ) . The relationship between obstructive sleep apnoea and dentistry: 2. Management . Dental update vol. 25 , ( 10 ) 474 - 477 .
Johal AS, Battagel JM ( 1997 ) . Dental crowding: a comparison of three methods of assessment . European Journal of Orthodontics vol. 19 , ( 5 ) 543 - 551 .
Johal AS ( 1997 ) . Case report: infra-occluded deciduous molars: a review and alternative treatment approach . European Journal of Prosthodontics and Restorative Dentistry vol. 5 , ( 1 ) 5 - 9 .
Battagel JM, Johal AS, Crow VP ( 1996 ) . The Assessment of Crowding without the Need to Record Arch Perimeter. Part II: Crowded and Irregular Arches . Journal of Orthodontics vol. 23 , ( 3 ) 229 - 236 .
Johal AS, Davies SJ, Franklin CD ( 1994 ) . Condylar metastasis: a review and case report . British Journal of Oral and Maxillofacial Surgery vol. 32 , ( 3 ) 180 - 182 .
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