Eradication of poliomyelitis.
Baoping
Y
Y
Mansoor
O
O
Sato
Y
Y
Bilous
J
J
Omi
S
S
D003140:Communicable Disease Control; D006801:Humans; D007812:Laos / Q000453:epidemiology; D011051:Poliomyelitis / Q000453:epidemiology / Q000517:prevention & control*