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مشاهدة النسخة كاملة : Malaria Wiped Out In U.S. But Still Plagues U.S. Hospitals


ahlam1399
04-25-2017, 12:30 AM
Transmission was eliminated in the United States in the early 1950s. But a new report sees a surprising trend.

أكثر... (http://www.npr.org/sections/goatsandsoda/2017/04/24/525405956/malaria-wiped-out-in-u-s-but-still-plagues-u-s-hospitals?utm_medium=RSS&utm_campaign=news)