Harrison Clark Spencer.
Geoff
G
Watts
D002487:Centers for Disease Control and Prevention, U.S.; D005180:Faculty, Medical / Q000266:history; D049673:History, 20th Century; D049674:History, 21st Century; D007630:Kenya; D007857:Leadership; D008288:Malaria / Q000517:prevention & control; D016730:Program Development; D011634:Public Health / Q000193:education / Q000266:history; D011635:Public Health Administration / Q000266:history; D012581:Schools, Public Health / Q000266:history / Q000458:organization & administration*; D014330:Tropical Medicine / Q000193:education / Q000266:history; D014481:United States; D014944:World Health Organization