'The eradication of this paralyzing viral disease mainly affecting children is a W.H.O goal for 2004'
polio
W.H.O.: The eradication of this paralyzing viral disease mainly affecting children is a W.H.O goal for 2004
The eradication of this paralyzing viral disease mainly affecting children is a W.H.O goal for 2004
The eradication of this paralyzing viral disease mainly affecting children is a W.H.O goal for 2004
W.H.O.
polio
W.H.O.