title: The ones who answered the call.
authors: David
authors: D
authors: Von Drehle
authors: Aryn
authors: A
authors: Baker
mesh_terms: D000349:Africa / Q000453:epidemiology; D004196:Disease Outbreaks / Q000517:prevention & control; D006282:Health Personnel; D019142:Hemorrhagic Fever, Ebola / Q000453:epidemiology / Q000628:therapy*; D006801:Humans; D007391:International Cooperation; D008493:Medical Missions; D000078329:Workforce