Am J Public Health (N Y). 1918 Sep;8(9):690-4. doi: 10.2105/ajph.8.9.690.
American journal of public health (New York, N.Y. : 1912)
C W Berry
PMID: 18009951 PMCID: PMC1362322 DOI: 10.2105/ajph.8.9.690
[No abstract available.]