[Epidemiology of poliomyelitis in the Belgian Congo and in Ruanda-Urundi; present state of our knowledge].
D002063:Burundi; D015023:Democratic Republic of the Congo; D019359:Knowledge; D011051:Poliomyelitis / Q000453:epidemiology*; D012432:Rwanda
POLIOMYELITIS/epidemiology
Epidémiologie de la poliomyélite au Congo belge et au Ruanda-Urundi; etat actuel de nos connaissances.