M Langman. Show Affiliations »
Abstract
Mesh: See more » CommerceDrug IndustryDrug Information ServicesHumansProduct Surveillance, PostmarketingUnited Kingdom
Year: 1988 PMID: 3139175 PMCID: PMC1840365 DOI: 10.1136/bmj.297.6647.499
Source DB: PubMed Journal: BMJ ISSN: 0959-8138