1. Ebola virus infection in imported primates—Virginia, 1989;Centers for Disease Control;MMWR,1989
2. Preliminary report: isolation of Ebola virus from monkeys imported to USA;Jahrling;Lancet,1990
3. Ebola hemorrhagic fever in Sudan, 1976;World Health Organization/International Commission to Sudan,1976;Bull WHO,1978
4. Ebolo hemorrhagic fever in Zaire, 1976;World Health Organization/International Commission to Zaire, 1976;Bull WHO,1978
5. Update: filovirus infections among persons with occupational exposure to nonhuman primates;Centers for Disease Control;MMWR,1990