The current outbreak of the Ebola virus in West Africa is the deadliest ever. To find out more about Ebola, see the pages issued by the Centers for Disease Control and the World Health Organization (including a response plan), as well as the MedlinePlus Web Topic on Hemorrhagic Fevers. For articles and more, try the "Special Reports and Hot Topics" link from the database Access World News for a special report on Ebola, and the Lane Medical Library.