Progress towards poliomyelitis eradication, South-East Asia, 1998-1999.
D001210:Asia, Southeastern / Q000453:epidemiology; D006801:Humans; D017589:Immunization Programs; D015994:Incidence; D009123:Muscle Hypotonia / Q000453:epidemiology; D010243:Paralysis / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control* / Q000821:virology; D017955:Poliovirus / Q000302:isolation & purification; D011159:Population Surveillance