Service members model the Modified Service Dress Blue Sweater. The Commissioned Corps of the U.S. Public Health Service requires that members wear either the sweater or a windbreaker. Commissioned Corps of The U.S. Public Health Service hide caption

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Service members model the Modified Service Dress Blue Sweater. The Commissioned Corps of the U.S. Public Health Service requires that members wear either the sweater or a windbreaker. Commissioned Corps of The U.S. Public Health Service hide caption

toggle caption Commissioned Corps of The U.S. Public Health Service

Dr. G. Michael Lemole, Jr., left, looks on as Dr. Peter Rhee talks about the condition of U.S. Rep. Gabrielle Giffords (D-AZ), at University Medical Center during a news conference in Tucson, Ariz., Monday, Jan. 10, 2011. Matt York/AP hide caption

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Sick cholera victims and families wait at St. Nicolas Hospital in Saint-Marc, north of Port-au-Prince. Saint-Marc residents burned down nearby tents Wednesday that were supposed to relieve pressure on the hospital. Thony Belizaire/AFP/Getty Images hide caption

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Chaos At Haiti Hospital As Cholera Patients Seek Treatment
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Will Insurance Exchange Help Cut Health Costs?
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