P P Morgan. Show Affiliations »
Abstract
Keywords: Biomedical and Behavioral Research
Mesh: See more » Clinical Trials as Topic/methodsControl GroupsHumans
Year: 1982 PMID: 7066814 PMCID: PMC1863235
Source DB: PubMed Journal: Can Med Assoc J ISSN: 0008-4409 Impact factor: 8.262