Bhathika Perera

1.3k total citations · 1 hit paper
47 papers, 771 citations indexed

About

Bhathika Perera is a scholar working on Psychiatry and Mental health, Cognitive Neuroscience and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Bhathika Perera has authored 47 papers receiving a total of 771 indexed citations (citations by other indexed papers that have themselves been cited), including 24 papers in Psychiatry and Mental health, 19 papers in Cognitive Neuroscience and 18 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Bhathika Perera's work include Down syndrome and intellectual disability research (16 papers), Attention Deficit Hyperactivity Disorder (16 papers) and Autism Spectrum Disorder Research (16 papers). Bhathika Perera is often cited by papers focused on Down syndrome and intellectual disability research (16 papers), Attention Deficit Hyperactivity Disorder (16 papers) and Autism Spectrum Disorder Research (16 papers). Bhathika Perera collaborates with scholars based in United Kingdom, Canada and Poland. Bhathika Perera's co-authors include Ken Courtenay, Rohit Shankar, William Henley, Penny Standen, Selma Audi, Indermeet Sawhney, Rhys H. Thomas, Hugh Ramsay, James J. Sun and Shoumitro Deb and has published in prestigious journals such as The British Journal of Psychiatry, Journal of Neurology Neurosurgery & Psychiatry and Frontiers in Neuroscience.

In The Last Decade

Bhathika Perera

44 papers receiving 743 citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

COVID-19 and people with intellectual disability: impacts of a pandemic

2020 267 citations Ken Courtenay, Bhathika Perera profile →

Peers

Bhathika Perera

PHEOH

PMH

GENET

Ken Courtenay United Kingdom

Rory Sheehan United Kingdom

Angela Henderson United Kingdom

Laura Anne Hughes-McCormack United Kingdom

Verity Chester United Kingdom

Ewelina Rydzewska United Kingdom

C. Thorp United Kingdom

Regi Alexander United Kingdom

Jennifer Torr Australia

Laurie J. Hannigan United Kingdom

Ken Courtenay United Kingdom

Bhathika Perera

437 ×1.7

PHEOH

196 ×0.9

PMH

288 ×1.3

140 ×0.9

70 ×0.7

GENET

Citations per year, relative to Bhathika Perera Bhathika Perera (= 1×) peers Ken Courtenay

Countries citing papers authored by Bhathika Perera

Since Specialization

Citations

This map shows the geographic impact of Bhathika Perera's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Bhathika Perera with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Bhathika Perera more than expected).

Fields of papers citing papers by Bhathika Perera

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Bhathika Perera. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Bhathika Perera. The network helps show where Bhathika Perera may publish in the future.

Co-authorship network of co-authors of Bhathika Perera

This figure shows the co-authorship network connecting the top 25 collaborators of Bhathika Perera. A scholar is included among the top collaborators of Bhathika Perera based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Bhathika Perera. Bhathika Perera is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Shankar, Rohit, Indermeet Sawhney, Samuel Tromans, et al.. (2025). Fit for whose future? A critical omission of people with intellectual disability in the 2025 NHS 10 Year Health Plan for England. The British Journal of Psychiatry. 228(4). 300–303.

Perera, Bhathika, et al.. (2025). Doctors with mental health difficulties and ADHD. Occupational Medicine. 75(6). 319–323. 1 indexed citations

Allgar, Victoria, Matt Bailey, Crispin Musicha, et al.. (2025). A novel way to understand and communicate the burden of AntiPsycHotic prescribing for adults across specialist Intellectual Disability services in England and Wales: the APHID feasibility study protocol. Frontiers in Health Services. 5. 1393805–1393805. 1 indexed citations

Laugharne, Richard, Indermeet Sawhney, Bhathika Perera, et al.. (2024). Chronic constipation in people with intellectual disabilities in the community: cross-sectional study. BJPsych Open. 10(2). e55–e55. 7 indexed citations

Perera, Bhathika, Siraj I. Mufti, Colleen M. Norris, et al.. (2024). Childhood risk factors and clinical and service outcomes in adulthood in people with intellectual disabilities. BJPsych Open. 10(6). e218–e218.

Tromans, Samuel, William Henley, Ian R. Summers, et al.. (2023). The psychological and social impact of the digital self-support system ‘Brain in Hand’ on autistic people: prospective cohort study in England and Wales. BJPsych Open. 9(3). e96–e96. 2 indexed citations

Sun, James J., Lance Watkins, William Henley, et al.. (2023). Mortality risk in adults with intellectual disabilities and epilepsy: an England and Wales case–control study. Journal of Neurology. 270(7). 3527–3536. 25 indexed citations

Shankar, Rohit, Bhathika Perera, Ashok Roy, et al.. (2022). Post-COVID syndrome and adults with intellectual disability: another vulnerable population forgotten?. The British Journal of Psychiatry. 222(1). 1–3. 7 indexed citations

Henley, William, James J. Sun, Bhathika Perera, et al.. (2022). Tackling increased risks in older adults with intellectual disability and epilepsy: Data from a national multicentre cohort study. Seizure. 101. 15–21. 14 indexed citations

10.

Topriceanu, Constantin‐Cristian, James Moon, Gabriella Captur, & Bhathika Perera. (2022). The use of attention-deficit hyperactivity disorder medications in cardiac disease. Frontiers in Neuroscience. 16. 1020961–1020961. 6 indexed citations

11.

Ho, Jamie Sin Ying, et al.. (2021). Statin prescription and CV risk assessment in adult psychiatric outpatients with intellectual disability. British Journal of Cardiology. 28(4). 49–49. 3 indexed citations

12.

Perera, Bhathika, John Chen, Aditya Borakati, et al.. (2021). Patterns of comorbidity and psychopharmacology in adults with intellectual disability and attention deficit hyperactivity disorder: an UK national cross-sectional audit. Expert Opinion on Pharmacotherapy. 22(8). 1071–1078. 9 indexed citations

13.

O’Regan, David, et al.. (2021). Sleep: the neglected life factor in adults with intellectual disabilities. BJPsych Bulletin. 47(3). 139–145. 5 indexed citations

14.

Chaplin, Eddie, Bhathika Perera, Jane McCarthy, et al.. (2021). Prisoners with Attention Deficit Hyperactivity Disorder: co-morbidities and service pathways. International Journal of Prisoner Health. 18(3). 245–258. 3 indexed citations

15.

Perera, Bhathika, et al.. (2021). COVID-19 pandemic impact on psychotropic prescribing for adults with intellectual disability: an observational study in English specialist community services. BJPsych Open. 8(1). e7–e7. 10 indexed citations

16.

Sawhney, Indermeet, et al.. (2021). Attention-deficit hyperactivity disorder in people with intellectual disability: statistical approach to developing a bespoke screening tool. BJPsych Open. 7(6). e187–e187. 6 indexed citations

17.

Perera, Bhathika, Richard Laugharne, William Henley, et al.. (2020). COVID-19 deaths in people with intellectual disability in the UK and Ireland: descriptive study. BJPsych Open. 6(6). e123–e123. 49 indexed citations

18.

Dias, Marisa Casanova, Bhathika Perera, Florian Riese, et al.. (2020). Are we training psychiatrists to develop skills in intellectual disability psychiatry? Current European context and future directions. European Psychiatry. 63(1). e99–e99. 9 indexed citations

19.

Motegi, Sei‐ichiro, Yoko Yokoyama, Sachiko Ogino, et al.. (2015). Pathogenesis of Multiple Lentigines in LEOPARD Syndrome with PTPN11 Gene Mutation. Acta Dermato Venereologica. 95(8). 978–984. 16 indexed citations

20.

Perera, Bhathika. (1999). The impact of breastfeeding practices on respiratory and diarrhoeal disease in infancy: a study from Sri Lanka. Journal of Tropical Pediatrics. 45(2). 115–118. 40 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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