C L Scamman1, H L Lombard, E A Beckler, G M Lawson. Show Affiliations » 1. Massachusetts Department of Public Health, Boston, Massachusetts.
Abstract
Year: 1927 PMID: 18012121 PMCID: PMC1321645 DOI: 10.2105/ajph.17.4.311-a
Source DB: PubMed Journal: Am J Public Health (N Y) ISSN: 0271-4353