PMCCPMCCPMCC

Search tips
Search criteria 

Advanced
Logo of pubhealthreporigLink to Publisher's site
 
Volume 36(31);  August 5, 1921
Article
Public Health Rep. Aug 5, 1921; 36(31): 1793–1892.
PMCID:
PMC1996879
Articles from Public Health Reports are provided here courtesy of
Association of Schools of Public Health