From the Centers for Disease Control and Prevention. Norovirus Activity--United States, 2002.
D000208:Acute Disease; D000554:Ambulatory Care Facilities; D017250:Caliciviridae Infections / Q000175:diagnosis / Q000453:epidemiology* / Q000517:prevention & control; D004196:Disease Outbreaks; D005759:Gastroenteritis / Q000453:epidemiology* / Q000517:prevention & control / Q000821:virology*; D006764:Hospitals, Community; D006801:Humans; D009513:New Hampshire / Q000453:epidemiology; D009519:New York City / Q000453:epidemiology; D029322:Norovirus / Q000302:isolation & purification*; D011330:Prisons; D012047:Rehabilitation Centers; D012112:Residential Facilities; D012147:Restaurants; D012574:Schools; D014861:Washington / Q000453:epidemiology