Am J Public Health (N Y). 1927 Mar;17(3):227-8. doi: 10.2105/ajph.17.3.227.
American journal of public health (New York, N.Y. : 1912)
V G Heiser
PMID: 18012096 PMCID: PMC1321606 DOI: 10.2105/ajph.17.3.227
[No abstract available.]