title: Elderly psychiatric patients: a five-year prospective study.
mesh_terms: D000367:Age Factors; D000368:Aged; D002908:Chronic Disease; D003704:Dementia / Q000175:diagnosis*; D006760:Hospitalization; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis* / Q000628:therapy; D008875:Middle Aged; D010043:Outcome and Process Assessment, Health Care; D010507:Periodicity; D011446:Prospective Studies; D012931:Social Environment