Retrieved 2016-06-18. ↑ "Ebola Situation Report - 6 May 2015 | Ebola". apps.who.int. Retrieved 2016-06-18. ↑ "Ebola Situation Report - 13 May 2015 | Ebola". apps.who.int. Retrieved 2016-06-18. ↑ http://abcnews.go.com/Health/wireStory/chief-west-africa-cusp-declared-ebola-free-36275538