title: Administrative data. Baby or bathwater?
authors.forename: C
authors.initials: C
authors.lastname: Black
authors.forename: N P
authors.initials: NP
authors.lastname: Roos
mesh_terms: D015897:Comorbidity; D015986:Confounding Factors, Epidemiologic; D003625:Data Collection / Q000592:standards; D003953:Diagnosis-Related Groups; D006302:Health Services Research / Q000379:methods* / Q000592:standards; D006304:Health Status; D006801:Humans; D015203:Reproducibility of Results; D012720:Severity of Illness Index