[HSF] More Bad News About Trasylol

[prasannasimha]

That was taken into account in these studies.
Prasanna
Jbflegejr at aol.com wrote:
> Maybe the observed relationship between blood tranfusion and increased 
> mortality risk is because the patient needed a transfusion and not just because he 
> had one. This obiously needs more careful analysis before the conclusion that 
> each unit of transfusion increases the risk of mortality by 7 %. John Flege
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