Virological surveillance and progress towards poliomyelitis eradication. WHO Eastern Mediterranean Region, January 1995-September 1998.
D003625:Data Collection; D006801:Humans; D015994:Incidence; D019083:Mediterranean Region / Q000453:epidemiology; D011051:Poliomyelitis / Q000175:diagnosis / Q000453:epidemiology* / Q000382:microbiology / Q000517:prevention & control*; D017955:Poliovirus / Q000145:classification / Q000235:genetics / Q000302:isolation & purification*; D012307:Risk Factors; D012703:Serotyping; D014944:World Health Organization