Eradication of poliomyelitis: progress report.
D006284:Health Plan Implementation / Q000458:organization & administration; D006801:Humans; D007223:Infant; D007391:International Cooperation; D019083:Mediterranean Region / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology* / Q000517:prevention & control*; D012041:Regional Medical Programs; D014611:Vaccination; D014944:World Health Organization