1 janv. 1901 - 1901: Walter Reed finally completed his research on Yellow fever and finds out that it is not transmitted through water or inanimate objects, but was actually transmitted by mosquitoes. He observed this when only some of the army situated close to the Potomac river caught yellow fever even though everybody drunk from the same water. He also showed that those contaminated had habits of walking on muddy trails at night. Later he conducted a specific study with volunteers that were deliberately infected.
Ajouté au bande de temps:
Date:
1 janv. 1901
Maintenaint
~ Il y a 123 ans
