Am J Public Health (N Y). 1923 Oct;13(10):853-4. doi: 10.2105/ajph.13.10.853.
American journal of public health (New York, N.Y. : 1912)
[No authors listed]
PMID: 18011066 PMCID: PMC1354665 DOI: 10.2105/ajph.13.10.853
[No abstract available.]