| Literature DB >> 18011159 |
D B Armstrong, C V Chapin, H Emerson, A W Freeman, W H Frost, L R Thompson, C E Winslow, L I Dublin.
Abstract
Year: 1924 PMID: 18011159 PMCID: PMC1354782 DOI: 10.2105/ajph.14.3.184
Source DB: PubMed Journal: Am J Public Health (N Y) ISSN: 0271-4353