Hospitalization and presenting problems.
D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006760:Hospitalization; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000628:therapy*; D008605:Mental Health Services / Q000706:statistics & numerical data; D008875:Middle Aged; D012923:Social Class