Anonymous ID: 074949 Oct. 5, 2020, 5:50 p.m. No.10939483   🗄️.is 🔗kun

Major Walter Reed, M.D., U.S. Army, was a U.S. Army physician who in 1901, led the team that confirmed the theory of the Cuban doctor Carlos Finlay that yellow fever is transmitted by a particular mosquito species, rather than by direct contact.