for EBOLA HISTORY project:

http://www.aljazeera.com/indepth/2014/04/ebola-20144145451509558.html
http://ottawacitizen.com/news/world/timeline-ebola-and-the-history-of-disease
http://www.beckershospitalreview.com/quality/timeline-of-ebola-outbreaks-1976-present.html
http://www.cdc.gov/vhf/ebola/
http://www.news-medical.net/health/What-is-Ebola.aspx
http://www.nlm.nih.gov/medlineplus/hemorrhagicfevers.html
http://umm.edu/health/medical/ency/articles/ebola-hemorrhagic-fever