Polio roundup. Grappling with the "problem" areas.
D000349:Africa; D017954:Africa South of the Sahara; D000351:Africa, Eastern; D000352:Africa, Northern; D003247:Conservation of Natural Resources; D003695:Delivery of Health Care; D003906:Developing Countries; D004194:Disease; D004777:Environment; D006262:Health; D006296:Health Services; D007114:Immunization; D008877:Middle East; D009934:Organization and Administration; D011051:Poliomyelitis; D011057:Politics; D011320:Primary Health Care; D012034:Refrigeration; D012106:Research; D012998:Somalia; D013397:Sudan; D014777:Virus Diseases; D014857:Warfare; D014881:Water Supply
Africa; Africa South Of The Sahara; Arab Countries; Cold Chain; Delivery Of Health Care; Developing Countries; Diseases; Eastern Africa; Environment; Health; Health Services; Immunization; Natural Resources; Northern Africa; Obstacles; Organization And Administration; Poliomyelitis--prevention and control; Political Factors; Primary Health Care; Somalia; Sudan; Summary Report; Viral Diseases; War; Water Supply