title: An inpatient study of psychiatric illnesses in later life.
mesh_terms: D000375:Aging; D005260:Female; D006760:Hospitalization; D006801:Humans; D008297:Male; D008393:Marriage; D001523:Mental Disorders / Q000209:etiology*; D008875:Middle Aged; D012189:Retrospective Studies; D012737:Sex Factors