PMCCPMCCPMCC

Search tips
Search criteria 

Advanced
Logo of pubhealthreporigLink to Publisher's site
 

Volume 35(17);  1920 April 23

Article

Public Health Rep. 1920 April 23; 35(17): 989–1033.
PMCID:
PMC1996802

Articles from Public Health Reports are provided here courtesy of Association of Schools of Public Health