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In the Viewpoint entitled “The Misuse of Meta-analysis in Nutrition Research,”1 published in the October 17, 2017, issue of JAMA, the authors omitted disclosure of potential conflicts of interest.
The disclosure statement should include the following: Dr Barnard reported that he has received research funding from the National Institute of Diabetes and Digestive and Kidney Diseases (NIH), the National Science Foundation, and the Diabetes Action Research and Education Foundation; serves without financial compensation as president of the Physicians Committee for Responsible Medicine and Barnard Medical Center; provides nonprofit organizations education, research, and medical care related to nutrition; and writes books and gives lectures related to nutrition and health, for which he has received royalties and honoraria, respectively. Dr Willett reported that he receives research support from the National Institutes of Health and the Breast Cancer Research Foundation and that he has written books related to nutrition and epidemiology and teaches with the Culinary Institute of America, for which he has received royalties and honoraria, respectively. Dr Ding reported that he has received research funding from the American Heart Association, American Diabetes Association, the Robert Wood Johnson Foundation, the Qatar National Research Fund, and the Nordea Foundation; consultancy fees from the Physicians Committee for Responsible Medicine and Naturex; and honoraria from the University of Connecticut, the University of Arizona, the University of California at Berkeley, and the European Commission and reported that he is a board member of the nonprofit ToxinAlert.org, a minority shareholder in Epidemic Health and Happy Vitals, a health economist at the nonprofit Microclinic International, and a faculty lecturer at Management Center Innsbruck, Austria. This article was corrected online.
Omitted Disclosures of Potential Conflicts of Interest. JAMA. 2017;318(21):2142. doi:10.1001/jama.2017.18213
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