| Literature DB >> 10180790 |
M Petticrew1, M Sculpher, J Kelland, R Elliott, D Holdright, M Buxton.
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Year: 1998 PMID: 10180790 PMCID: PMC2483589 DOI: 10.1136/qshc.7.2.109
Source DB: PubMed Journal: Qual Health Care ISSN: 0963-8172