C Black, N P Roos. Show Affiliations »
Abstract
Mesh: See more » ComorbidityConfounding Factors, EpidemiologicData Collection/standardsDiagnosis-Related GroupsHealth Services Research/methodsHealth Services Research/standardsHealth StatusHumansReproducibility of ResultsSeverity of Illness Index
Year: 1998 PMID: 9431326 DOI: 10.1097/00005650-199801000-00002
Source DB: PubMed Journal: Med Care ISSN: 0025-7079 Impact factor: 2.983