Psychiatric morbidity in the elderly.
D000368:Aged; D000928:Antidepressive Agents / Q000627:therapeutic use; D003072:Cognition Disorders / Q000453:epidemiology*; D003704:Dementia / Q000188:drug therapy / Q000453:epidemiology*; D003863:Depression / Q000188:drug therapy; D004739:England; D006801:Humans; D008094:Lithium / Q000627:therapeutic use; D014852:Wales
D000928:Antidepressive Agents; D008094:Lithium