Hapangama, A.Kuruppuarachchi, K.A.L.A.Pathmeswaran, A.2016-01-192016-01-192013The Ceylon Medical Journal, 58(3):p.111-115https://dl.nsf.gov.lk/handle/1/21975Medical SciencesMental illnessDual diagnosisComorbidityPrevalenceSubstance use disorders among mentally ill patients in a General Hospital in Sri Lanka:prevalence and correlatesArticle