| Literature DB >> 2273354 |
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Abstract
Keywords: Health Care and Public Health; National Health Service
Mesh:
Year: 1990 PMID: 2273354 PMCID: PMC1060639 DOI: 10.1136/jech.44.3.187
Source DB: PubMed Journal: J Epidemiol Community Health ISSN: 0143-005X Impact factor: 3.710