Am J Public Health Nations Health. 1928 Dec;18(12):1530-3. doi: 10.2105/ajph.18.12.1530.
American journal of public health and the nation's health
E R Hayhurst, L Greenburg
PMID: 18012642 PMCID: PMC1580937 DOI: 10.2105/ajph.18.12.1530
[No abstract available.]