New challenges for tropical medicine.
Henderson
D A
DA
Office of Science and Technology, Washington, District of Columbia.
D000818:Animals; D001694:Biological Warfare / Q000639:trends; D003141:Communicable Diseases / Q000453:epidemiology; D004196:Disease Outbreaks / Q000517:prevention & control; D014943:Global Health; D015658:HIV Infections / Q000453:epidemiology; D006801:Humans; D007114:Immunization / Q000639:trends; D014330:Tropical Medicine / Q000639:trends*