S Cobb1. Show Affiliations » 1. Survey Research Center, University of Michigan, Ann Arbor, Mich.
Abstract
Year: 1965 PMID: 18018070 PMCID: PMC1256208 DOI: 10.2105/ajph.55.3.353-b
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572