Word: powells
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Dates: during 2000-2009
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...continue taking their vitamin D supplements for bone health (some were taking up to 600 IUs per day), which could explain why there was little difference between the two groups in breast-cancer rates. "This is a potential problem that confounds the results of this particular trial," says Dr. Powel Brown, a professor of medicine at Baylor College of Medicine and author of an editorial accompanying the study. "But it's not really ethical to tell postmenopausal women not to take vitamin D or calcium, because we know it protects against hip fractures." Future studies, he says, might compare standard...