Why The U.S. Still Bans Blood Donations From Some U.K. Travelers
Rules governing who can donate blood in the United States have recently changed. But anyone who spent more than three months in the UK between 1980 and 1996 is still prohibited from donating. That rule is in place to minimize the risk of spreading Mad Cow Disease. Robert Siegel speaks with Dr. Lorna Williamson about how the risk is mitigated in the UK.
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