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O'Mahony, Brian and O'Malley, Andrew and Kerrigan, Olan and McDonald, Colm (2024) HHC-induced psychosis: a case series of psychotic illness triggered by a widely available semisynthetic cannabinoid. Irish Journal of Psychological Medicine , 41 , (3) , pp. 405-408.

O'Mahony, Brian and Lanigan, Sarah and Lally, Níall and O'Malley, Andrew and Smyth, Bobby and McDonald, Colm and Hallahan, Brian (2025) Novel substance, same old problems: admissions of psychosis precipitated by hexahydrocannabinol, a widely available semi-synthetic cannabinoid. BJPsych Bulletin , pp. 1-6.