title: Sick Children's surveys viral nosocomial infections.
mesh_terms: D002648:Child; D003428:Cross Infection / Q000517:prevention & control*; D004203:Disinfection; D005759:Gastroenteritis / Q000517:prevention & control; D006776:Hospitals, Pediatric; D006782:Hospitals, Special; D006801:Humans; D009864:Ontario; D014777:Virus Diseases / Q000517:prevention & control* / Q000635:transmission