Vietnam: preventive medicine orientation.
D002771:Cholera / Q000453:epidemiology; D003967:Diarrhea / Q000453:epidemiology; D006268:Health Facilities / Q000592:standards*; D006506:Hepatitis A / Q000453:epidemiology; D006801:Humans; D008288:Malaria / Q000453:epidemiology; D008297:Male; D008887:Military Medicine; D010930:Plague / Q000453:epidemiology; D011315:Preventive Medicine; D012749:Sexually Transmitted Diseases / Q000453:epidemiology; D012871:Skin Diseases / Q000453:epidemiology; D014330:Tropical Medicine; D014744:Vietnam