Dr. Scott Gottlieb, former commissioner of the US Food and Drug Administration, testifies during a Senate Health, Education, Labor and Pensions Committee hearing on April 5, 2017, on Capitol Hill in Washington, D.C. Zach Gibson/Getty Images
Read MoreBill Gates, founder of Microsoft and co-chair of the Bill and Melinda Gates Foundation, delivers a speech during the conference of Global Fund to Fight HIV, Tuberculosis and Malaria on October 10, 2019, in Lyon, France. Ludovic Marin/AFP/Getty Images
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