Ebola virus disease in Spain recuperation from her illness. The WHO declared Spain Ebola-free on 2 December, 42 days after Teresa Romero was shown to be free of Ebola on 21 October. In July 2018, a Spanish team from the in Madrid announced the discovery of an antibody and the development of a prototype vaccine against five strains of Ebola, including the most common and deadliest. Ebola virus disease in Spain In 2014, Ebola virus disease in Spain occurred due to two patients with cases of the disease contracted during the Ebola virus epidemic in West Africa; they were medically evacuated. A failure in infection
Ebola virus epidemic in Sierra Leone At the time it was discovered, it was thought that Ebola virus is not endemic to Sierra Leone or to the West Africa region and this epidemic represents the first time the virus has been discovered there. However, some samples taken for Lassa fever testing turned out to be Ebola virus disease when re-tested for Ebola in 2014, showing that Ebola had been in Sierra Leone as early as 2006. In 2014 it was discovered that samples of suspected Lassa fever showed evidence of the Zaire strain of Ebola virus in Sierra Leone as early as 2006. Prior to the