Sentences with phrase «whi researchers»
In 2004, WHI researchers also stopped giving HT to women who had undergone hysterectomy, because those taking estrogen alone had a higher rate of stroke than those taking the placebo.
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In 2004, researchers published results of the WHI study of estrogen - only therapy, taken for about seven years by women who had had their uteruses surgically removed.
The researchers used information from the Women's Health Initiative (WHI), whose participants were aged 50 to 79 at the start of the study in 1993.
Researchers launched the WHI in part to study the long - term effects of hormone replacement.
The National Heart, Lung and Blood Institute of the U.S. Department of Health and Human Services, the National Cancer Institute and Wyeth - Ayerst Research Laboratories funded the study, which involved researchers at nine institutions and 15 WHI clinical - study sites nationwide.