PMCCPMCCPMCC

Search tips
Search criteria 

Advanced
Logo of pubhealthreporigLink to Publisher's site
 
Volume 28(42);  October 17, 1913
Article
Public Health Rep. Oct 17, 1913; 28(42): 2149–2218.
PMCID:
PMC1999589
Articles from Public Health Reports are provided here courtesy of
Association of Schools of Public Health