Germ-zapping 'robots': Hospitals combat superbugsNEW YORK (AP) — They sweep. They swab. They sterilize. And still the germs persist. In U.S. hospitals, an estimated 1 in 20 patients pick up infections they didn't have when they arrived, some caused by dangerous 'superbugs' that are hard to treat.
By: MIKE STOBBE,AP Medical Writer , Associated Press