title: Severe chronic disease with acute physiologic disturbance: a role for intensive care.
authors.forename: R M
authors.initials: RM
authors.lastname: Schein
authors.forename: A A
authors.initials: AA
authors.lastname: Quartin
mesh_terms: D018806:APACHE; D000208:Acute Disease; D002908:Chronic Disease / Q000628:therapy*; D003422:Critical Care; D006801:Humans; D012720:Severity of Illness Index