H EMERSON. Show Affiliations »
Abstract
Keywords: PUBLIC HEALTH
Mesh: See more » HumansPublic HealthUnited StatesUnited States Public Health Service
Year: 1948 PMID: 18917512 PMCID: PMC1623949 DOI: 10.2105/ajph.38.1_pt_2.164
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572