J R Hughes. Show Affiliations »
Abstract
Mesh: See more » Controlled Clinical Trials as TopicHumansResearch DesignSmokingTerminology as Topic
Year: 1996 PMID: 8629733 PMCID: PMC1380490 DOI: 10.2105/ajph.86.5.745
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308