PMCCPMCCPMCC

Search tips
Search criteria 

Advanced
Logo of pubhealthreporigLink to Publisher's site
 
Volume 14(50);  December 15, 1899
Article
Public Health Rep. Dec 15, 1899; 14(50): 2219–2274.
PMCID:
PMC2014160
Articles from Public Health Reports are provided here courtesy of
Association of Schools of Public Health