Observation or inpatient?
D000368:Aged; D002637:Chest Pain / Q000628:therapy; D004282:Documentation; D005260:Female; D005767:Gastrointestinal Diseases / Q000628:therapy; D006801:Humans; D008297:Male; D006278:Medicare; D019370:Observation; D010343:Patient Admission; D017410:Practice Guidelines as Topic; D013781:Texas; D014218:Triage; D014481:United States