Cohen J
Science. 2000 Jun 23;288(5474):2158. doi: 10.1126/science.288.5474.2158.
When ethnic tensions between Rwanda's Hutus and Tutsis erupted in April 1994, one of Africa's most vibrant scientific communities suddenly vanished. Now molecular biologist Etienne Karita has returned to head the Belgian-funded National Reference Laboratory for Retroviral Infections.