INTERNATIONAL HEALTH ASSISTANCE PROGRAMS OF THE UNITED STATES AND THEIR RELATION TO PROBLEMS OF SANITATION.
D004467:Economics; D004493:Education; D006262:Health; D006801:Humans; D007391:International Cooperation; D011634:Public Health; D011635:Public Health Administration; D011637:Public Health Nursing; D012499:Sanitation; D012722:Sewage; D013223:Statistics as Topic; D014481:United States; D014881:Water Supply
D012722:Sewage
ECONOMICS; EDUCATION; INTERNATIONAL COOPERATION; PUBLIC HEALTH; PUBLIC HEALTH ADMINISTRATION; PUBLIC HEALTH NURSING; SANITATION; SEWAGE; STATISTICS; UNITED STATES; WATER SUPPLY