Restaurants in New York are inspected, without prior notice, once a year. In Los Angeles, inspections are done three times a year, and restaurants must display their grade near the front door. Why aren't hospitals held to the same rigorous standard? The consequences of inadequate hygiene are far deadlier in hospitals than in restaurants. The Centers for Disease Control and Prevention estimate that 2,500 people die each year after picking up a food-borne illness in a restaurant or prepared food store. Forty times that number -- 100,000 people -- die each year, according to the CDC, from infections contracted in...