Food Poisoning Associated with the Ingestion of Fiddleheads – Quebec 1999. . 165 Waterborne Outbreak of Gastroenteritis Associated with a Contaminated Municipal Water Supply, Walkerton, Ontario, May-June 2000 . . . . . . 170 An Outbreak of Salmonella Enteritidis Linked to Baked Goods from a Local Bakery in Lower Mainland, British Columbia . . . . . . . . . . 173 Accidental Exposure to Smallpox ...