title: Two proxies for morbidity in the 1991 UK census: permanent sickness and limiting long term illness.
authors: Prescribing Research Unit, University of Leeds.
authors: G
authors: G
authors: Scrivener
authors: D C
authors: DC
authors: Lloyd
mesh_terms: D003627:Data Interpretation, Statistical; D003710:Demography; D006801:Humans; D009017:Morbidity; D006113:United Kingdom / Q000453:epidemiology