Bailey Ashford: 'prophet of tropical medicine'.
D003462:Cuba; D049672:History, 19th Century; D049673:History, 20th Century; D006725:Hookworm Infections / Q000266:history; D006801:Humans; D008887:Military Medicine / Q000266:history; D011647:Puerto Rico; D014330:Tropical Medicine / Q000266:history; D014481:United States