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Hospitals see surge of superbug-fighting products

Using ultraviolet light, a machine disinfects a hospital room at the Westchester Medical Center in Valhalla, N.Y., Wednesday, March 20, 2013. (AP Photo/Seth Wenig)

Using ultraviolet light, a machine disinfects a hospital room at the Westchester Medical Center in Valhalla, N.Y., Wednesday, March 20, 2013. (AP Photo/Seth Wenig)

Using ultraviolet light, a machine disinfects a hospital room at the Westchester Medical Center in Valhalla, N.Y., Wednesday, March 20, 2013. (AP Photo/Seth Wenig)

Using ultraviolet light, a machine disinfects a hospital room at the Westchester Medical Center in Valhalla, N.Y., Wednesday, March 20, 2013. (AP Photo/Seth Wenig)