Huge subject: Whole textbooks deal with this subject. It's so large I wouldn't even be able to refer you to a reliable website. You may want to start with the AABB American Association of Blood Banks. Blood for transfusion should only be given when it is truly, really required -- and when it does, it's a huge life-saver.
Answered 3/3/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
5 doctors weighed in across 2 answers
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