A L KNUTSON. Show Affiliations »
Abstract
Keywords: HEALTH
Mesh： See more » HealthHealth EducationHumansTeaching Materials
Year: 1953 PMID： 13016831 PMCID： PMC1620181 DOI： 10.2105/ajph.43.2.193
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN： 0002-9572