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 Control of Measles in Somalia |
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日付: 13/05/2012 08:04 - によって: bambaso - 331 ビュー - カテゴリ: さまざまな
Worldwide the number of measles deaths fell by 78% between 2000 and 2008, from an estimated 733 000 in 2000 to 164 000 in 2008. Today, measles ...
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日本の 
