J P Griffin. Show Affiliations »
Abstract
Mesh: See more » HumansMarketing of Health Services/statistics & numerical dataPharmaceutical PreparationsUnited Kingdom
Substances: See more » Pharmaceutical Preparations
Year: 1993 PMID: 8274935 PMCID: PMC1679566 DOI: 10.1136/bmj.307.6918.1561-b
Source DB: PubMed Journal: BMJ ISSN: 0959-8138