[A major step has been overcome in the eradication of poliomyelitis: the Pacific occidental region is certified as exempt from this disease].
D002568:Certification; D003140:Communicable Disease Control; D006292:Health Priorities; D006801:Humans; D010139:Pacific Islands / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control*; D011159:Population Surveillance; D012041:Regional Medical Programs / Q000458:organization & administration; D014944:World Health Organization