Marburg haemorrhagic fever in Angola - update 11 13 April 2005 As of 11 April, 231 cases of Marburg haemorrhagic fever have been reported in Angola. Of these cases, 210 have died. Uige Province, with 202 cases and 190 deaths, remains the most severely affected area. The present outbreak of Marburg haemorrhagic fever is unprecedented in its size and urban nature, and its dimensions are still unfolding. Although surveillance to detect cases has improved, it remains patchy. In Uige, where daily mobile teams are active, surveillance continues to be largely concentrated on the investigation of deaths and collection of...