title: Mental illness.
mesh_terms: D000328:Adult; D001008:Anxiety Disorders / Q000453:epidemiology*; D003863:Depression / Q000453:epidemiology; D006801:Humans; D001523:Mental Disorders / Q000453:epidemiology*; D012559:Schizophrenia / Q000175:diagnosis / Q000453:epidemiology* / Q000628:therapy; D012846:Singapore