Am J Public Health (N Y). 1920 Jun;10(6):525-7. doi: 10.2105/ajph.10.6.525.
American journal of public health (New York, N.Y. : 1912)
A R Hackett
PMID: 18010328 PMCID: PMC1362725 DOI: 10.2105/ajph.10.6.525
[No abstract available.]