1. A human infection caused by monkeypox virus in Basankusu Territory, Democratic Republic of the Congo;Ladnyi;Bull WHO,1972
2. Poxvirus in West African nonhuman primates: Serological survey results;Breman;Bull WHO,1977
3. Monkeypox-specific antibodies in human and simian sera from the Ivory Coast and Nigeria;Gispen;Bull WHO,1976