[Devotion to the health cause: Fred Lower Soper].
D000724:Ancylostomiasis / Q000517:prevention & control; D049673:History, 20th Century; D008288:Malaria / Q000517:prevention & control; D010175:Pan American Health Organization; D011634:Public Health / Q000266:history*; D013020:South America; D014435:Typhoid Fever / Q000517:prevention & control; D015004:Yellow Fever / Q000517:prevention & control
Devoción a la causa de la salud: Fred Lower Soper.