High Quality Content by WIKIPEDIA articles! Aniru Sahib Sahib Conteh (August 6, 1942 – April 4, 2004) was a Sierra Leonean physician and expert on the clinical treatment of Lassa fever, a viral hemorrhagic fever endemic to West Africa. Conteh studied medicine at the University of Ibadan in Nigeria and taught at Ibadan Teaching Hospital. He later returned to Sierra Leone where he joined the Centers for Disease Control and Prevention (CDC) Lassa fever program at Nixon Methodist Hospital in Segbwema, first as superintendent and then as clinical director.