| Literature DB >> 18018114 |
J M Chapman, L G Reeder, E R Borun, V A Clark, A H Coulson.
Abstract
Entities:
Year: 1966 PMID: 18018114 PMCID: PMC1256855 DOI: 10.2105/ajph.56.2.191
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572