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مشاهدة النسخة كاملة : Yellow Fever Timeline: The History Of A Long Misunderstood Disease

ahlam1399
08-28-2016, 02:53 PM
An outbreak in Angola and the Democratic Republic of Congo has raised concerns about the infamous and fearsome disease ? once a scourge of the U.S., Panama and Spain.

أكثر... (http://www.npr.org/sections/goatsandsoda/2016/08/28/491471697/yellow-fever-timeline-the-history-of-a-long-misunderstood-disease?utm_medium=RSS&utm_campaign=news)