Open AccessTHE EVOLUTION OF COUNTY HEALTH WORK
Author(s) -
W. S. Rankin
Publication year - 1917
Publication title -
american journal of public health
Language(s) - English
Resource type - Journals
eISSN - 2330-9687
pISSN - 0271-4353
DOI - 10.2105/ajph.7.12.998
Subject(s) - work (physics) , environmental health , medicine , gerontology , engineering , mechanical engineering