Word: willette
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Dates: during 1990-1999
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...Wednesday's issue of the Journal of the American Medical Association (JAMA), the researchers corrected their original conclusion that only 2.5 percent of women with breast cancer have family histories of the disease. The conclusion should have read six percent, according to Dr. Walter C. Willett, a co-author of the study and chair of the Department of Nutrition at the School of Public Health...
Walter C. Willett, chair of the Harvard School of Public Health's Department of Nutrition, disagrees. focusing on an increasing portion of the population that may be lacking certain vitamins and minerals...
...probably more common than we thought," Willett says. "Birth defects suggest that there is a substantial number of women who don't get enough folic acid...
...large buildup of fat-soluble vitamins, which are poorly excreted by the kidneys, can produce toxic effects. According to Willett, vitamin D can cause seizuers and death if taken in extreme excess, and vitamin A and cause liver problems...
...Willett admits that the debate over the right diet still rages. But he says that the ambiguities may soon be resolved, as researchers continue to investigate the effect of vitamins and minerals...