Am J Public Health (N Y). 1927 Jul;17(7):711-3. doi: 10.2105/ajph.17.7.711.
American journal of public health (New York, N.Y. : 1912)
C O Sappington
PMID: 18012217 PMCID: PMC1321696 DOI: 10.2105/ajph.17.7.711
[No abstract available.]