Doctors say they need to accept patients with a variety of types of insurance in order for them to stay in businesses. iStockphoto hide caption

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Patients who get the comforts of palliative care as well as disease treatment live longer, studies show, than those who only get treatment for the disease. Annette Birkenfeld/iStockphoto hide caption

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Keeping patient records electronically, instead of on paper, didn't change how much hospitals charged per procedure, a study shows. But critics say billing errors can be more subtle. Roy Scott/Ikon Images/Corbis hide caption

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Dorothea Handron suffered an infection after a surgeon unknowingly pierced her bowel during a hernia operation. She became so ill that doctors placed her in a medically induced coma for six weeks. Jim R. Bounds/AP Images for Kaiser Health News hide caption

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Ambulances fill a parking lot at the DaVita Dialysis Center in Paterson, N.J., on May 31. Andrew Renneisen/Courtesy of ProPublica hide caption

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