| Literature DB >> 4818083 |
A A Cohen, C J Nelson, S M Bromberg, M Pravda, E F Ferrand, G Leone.
Abstract
Mesh:
Year: 1974 PMID: 4818083 PMCID: PMC1775458 DOI: 10.2105/ajph.64.5.442
Source DB: PubMed Journal: Am J Public Health ISSN: 0090-0036 Impact factor: 9.308