Sekla, L Foodborne gastroenteritis due to Norwalk virus in a Winnipeg hotel. [electronic resource] - CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne Jun 1989 - 1461-4 p. digital Publication Type: Journal Article ISSN: 0820-3946 Subjects--Topical Terms: Acute DiseaseDisease OutbreaksFood ContaminationGastroenteritis--epidemiologyHumansManitobaNorwalk virusRestaurantsVirus Diseases--epidemiology