Statistics Section
Lucia, Eschscholtzia L., Dorn, Harold F., Eaton, Martha C., Hammond, E. C., MacDonald, Eleanor J.Volume:
40
Language:
english
Journal:
American Journal of Public Health and the Nations Health
DOI:
10.2105/ajph.40.5_pt_2.172
Date:
May, 1950
File:
PDF, 121 KB
english, 1950