DeVylder, Jordan E and Oh, Hans Y and Kelleher, Ian (2018) Commentary on Degenhardt et al. (2018): Cause or consequence? Disentangling the relationship between psychosis and substance use. Addiction , 113 , (5) , pp. 935-936.

Dooley, Niamh and Kennelly, Brendan and Arseneault, Louise and Zammit, Stanley and Whelan, Rob and Mosley, Olivia and Cotter, Delia and Clarke, Mary and Cotter, David R and Kelleher, Ian and McGorry, Pat and Healy, Colm and Cannon, Mary (2023) Functional outcomes among young people with trajectories of persistent childhood psychopathology. JAMA Network Open , 6 , (9) .

Cannon, Mary and Coughlan, Helen and Clarke, Mary and Harley, M and Kelleher, Ian (2013) The mental health of young people in Ireland: a report of the Psychiatric Epidemiology Research across the Lifespan (PERL) Group Dublin. Dublin: Royal College of Surgeons of Ireland.

Lång, Ulla and Ramsay, Hugh and Yates, Kathryn and Veijola, Juha and Gyllenberg, David and Clarke, Mary C and Leacy, Finbarr P and Gissler, Mika and Kelleher, Ian (2022) Potential for prediction of psychosis and bipolar disorder in Child and Adolescent Mental Health Services: a longitudinal register study of all people born in Finland in 1987. World Psychiatry , 21 , (3) , pp. 436-443.

Kelleher, Ian and Poziemska, Aleksandra Z and Kieseppä, Valentina and Thapar, Anita and Dubicka, Bernadka and Lockhart, Elaine and Ford, Tamsin and Minnis, Helen and Gallagher, Louise and McNicholas, Fiona and O'Hare, Kirstie (2025) Professorships in child and adolescent psychiatry relative to a similarly sized medical specialty in the UK and Ireland: cross-sectional study. The British Journal of Psychiatry , 226 , (4) , pp. 222-225.

McNicholas, Fiona and Kelleher, Ian and Hedderman, Elma and Lynch, Fionnuala and Healy, Elaine and Thornton, Therese and Barry, Edwina and Kelly, Lisa and McDonald, James and Holmes, Keith and Kavanagh, Glenda and Migone, Maria (2021) Referral patterns for specialist child and adolescent mental health services in the Republic of Ireland during the COVID-19 pandemic compared with 2019 and 2018. BJPsych Open , 7 , (3) , e91.