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pkg boulden war invention blood transfusions_00011710.jpg
pkg boulden war invention blood transfusions_00011710.jpg

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    WWI invention saving lives for decades

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WWI invention saving lives for decades

CNN's Jim Boulden traces the history of blood transfusions back to World War I.

WWI invention saving lives for decades

CNN's Jim Boulden traces the history of blood transfusions back to World War I.