Am J Public Health Nations Health. 1948 Jul;38(7):927-8. doi: 10.2105/ajph.38.7.927.
American journal of public health and the nation's health
E E Palmquist
PMID: 18016753 PMCID: PMC1624800 DOI: 10.2105/ajph.38.7.927
[No abstract available.]