| Literature DB >> 13961677 |
C E HOPKINS, R P WALKLEY, D M WILNER, T T GOLD.
Abstract
Keywords: STATISTICS
Mesh:
Year: 1963 PMID: 13961677 PMCID: PMC1255865 DOI: 10.2105/ajph.53.7.1112
Source DB: PubMed Journal: Am J Public Health Nations Health ISSN: 0002-9572