Students at the College of Central Florida in Ocala, Fla., perform CPR on a mock patient. Bruce Ackerman/Ocala Star-Banner /Landov hide caption

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It's unlikely that July patients are paying for residents' inexperience with their lives. iStockphoto.com hide caption

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Walgreens is one of several pharmacies that have partnered with hospitals to help manage patients after they've returned home. Joe Raedle/Getty Images hide caption

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About a third of U.S. hospitals have an observation unit, and most hospitals will eventually have one, the industry predicts. iStockphoto.com hide caption

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If you bought this 1954 Buick when it was new, the price was just about as mysterious as it is today for hip replacement surgery. Hugo90/Flickr hide caption

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When Superstorm Sandy came ashore, Bellevue Hospital was quickly submerged. Inspectors from the Federal Emergency Management Agency marked the flood line in the basement with orange tape or spray paint. In some areas, water was 14 feet deep. Fred Mogul/NPR hide caption

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Doctors' use of CT head scans for hospitalized patients didn't change when the prices were revealed at the time an order was being made. Wikimedia Commons hide caption

itoggle caption Wikimedia Commons

Nurse Corean McClinton, left, talks about pain management with Sherry Webb at the Sickle Cell Disease Center in the Truman Medical Center, in Kansas City, Mo., in 2007. Dick Whipple/Associated Press hide caption

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Physician assistants Scott Fillman (left) and Andrew Hunadi get ready to see patients with flu symptoms, in a tent erected just outside the emergency entrance at the Lehigh Valley Hospital in Allentown, Pa. Matt Rourke/AP hide caption

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Four-year-old Gabriella Diaz gets a flu shot at the Whittier Street Health Center in Boston, Mass., on Wednesday, the same day the city declared a public health emergency. Charles Krupa/ASSOCIATED PRESS hide caption

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Visitors to one Kansas City hospital will no longer be able to buy a Big Mac on the premises. Keith Srakocic/AP hide caption

itoggle caption Keith Srakocic/AP

Drama ensues when doctors work to save patients bleeding from traumatic injuries. Ian Roberts hide caption

itoggle caption Ian Roberts

Researchers find that more than 40 percent of surgical complications happen after patients leave the hospital. iStockphoto.com hide caption

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