| Comorbidity in autism spectrum disorder: A literature review A Mannion, G Leader Research in Autism Spectrum Disorders 7 (12), 1595-1616, 2013 | 392 | 2013 |
| An investigation of comorbid psychological disorders, sleep problems, gastrointestinal symptoms and epilepsy in children and adolescents with autism spectrum disorder A Mannion, G Leader, O Healy Research in Autism Spectrum Disorders 7 (1), 35-42, 2013 | 289 | 2013 |
| Analysis of risk factors and early predictors of challenging behavior for children with autism spectrum disorder A McTiernan, G Leader, O Healy, A Mannion Research in Autism Spectrum Disorders 5 (3), 1215-1222, 2011 | 203 | 2011 |
| Feeding problems, gastrointestinal symptoms, challenging behavior and sensory issues in children and adolescents with autism spectrum disorder G Leader, E Tuohy, JL Chen, A Mannion, SP Gilroy Journal of autism and developmental disorders 50, 1401-1410, 2020 | 149 | 2020 |
| Comorbid psychopathology in autism spectrum disorder A Mannion, M Brahm, G Leader Review Journal of Autism and Developmental Disorders 1, 124-134, 2014 | 89 | 2014 |
| An investigation of comorbid psychological disorders, sleep problems, gastrointestinal symptoms and epilepsy in children and adolescents with autism spectrum disorder: A two … A Mannion, G Leader Research in Autism Spectrum Disorders 22, 20-33, 2016 | 86 | 2016 |
| Sleep problems in autism spectrum disorder: A literature review A Mannion, G Leader Review Journal of Autism and Developmental Disorders 1, 101-109, 2014 | 80 | 2014 |
| An investigation of anxiety in children and adolescents with autism spectrum disorder S Williams, G Leader, A Mannion, J Chen Research in Autism Spectrum Disorders 10, 30-40, 2015 | 68 | 2015 |
| Gastrointestinal symptoms in autism spectrum disorder: A literature review A Mannion, G Leader Review Journal of Autism and Developmental Disorders 1, 11-17, 2014 | 62 | 2014 |
| An analysis of challenging behavior, comorbid psychopathology, and Attention-Deficit/Hyperactivity Disorder in Fragile X Syndrome I Newman, G Leader, JL Chen, A Mannion Research in developmental disabilities 38, 7-17, 2015 | 61 | 2015 |
| An analysis of the predictors of comorbid psychopathology, gastrointestinal symptoms and epilepsy in children and adolescents with autism spectrum disorder A Mannion, G Leader Research in Autism Spectrum Disorders 7 (12), 1663-1671, 2013 | 52 | 2013 |
| Epilepsy in autism spectrum disorder A Mannion, G Leader Research in Autism Spectrum Disorders 8 (4), 354-361, 2014 | 51 | 2014 |
| Gastrointestinal symptoms in autism spectrum disorder: a systematic review G Leader, C Abberton, S Cunningham, K Gilmartin, M Grudzien, ... Nutrients 14 (7), 1471, 2022 | 49 | 2022 |
| The assessment and treatment of toileting difficulties in individuals with autism spectrum disorder and other developmental disabilities K Francis, A Mannion, G Leader Review Journal of Autism and Developmental Disorders 4, 190-204, 2017 | 49 | 2017 |
| Attention-deficit/hyperactivity disorder (AD/HD) in autism spectrum disorder A Mannion, G Leader Research in Autism Spectrum Disorders 8 (4), 432-439, 2014 | 48 | 2014 |
| Toileting problems in children and adolescents with parent-reported diagnoses of autism spectrum disorder G Leader, K Francis, A Mannion, J Chen Journal of Developmental and Physical Disabilities 30, 307-327, 2018 | 47 | 2018 |
| Quality of life, gastrointestinal symptoms, sleep problems, social support, and social functioning in adults with autism spectrum disorder G Leader, A Barrett, C Ferrari, M Casburn, L Maher, K Naughton, S Arndt, ... Research in Developmental Disabilities 112, 103915, 2021 | 37 | 2021 |
| Challenging behaviors G Leader, A Mannion Handbook of assessment and diagnosis of autism spectrum disorder, 209-232, 2016 | 37 | 2016 |
| Autism, problematic internet use and gaming disorder: A systematic review A Murray, B Koronczai, O Király, MD Griffiths, A Mannion, G Leader, ... Review Journal of Autism and Developmental Disorders, 1-21, 2021 | 36 | 2021 |
| Gastrointestinal disorders G Leader, A Mannion Comorbid conditions among children with autism spectrum disorders, 257-281, 2016 | 32 | 2016 |
