
Development of County Health Work
Publication year - 1921
Publication title -
american journal of public health
Language(s) - English
Resource type - Journals
eISSN - 2330-9687
pISSN - 0271-4353
DOI - 10.2105/ajph.11.7.646
Subject(s) - environmental health , work (physics) , medicine , gerontology , engineering , mechanical engineering