Blood
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Health
F.D.A. Considering New Approach to Blood Donation by Gay and Bisexual Men
The agency may put in place a personalized risk assessment to replace the current prohibition on men who have had sex with men in the previous three months.
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Magazine
When He Stood Up Quickly, He Sometimes Fainted. What Was It?
The attending physician, a doctor for 45 years, had never seen the obscure problem causing these symptoms.