Figure 2From: Incidence, distribution, seasonality, and demographic risk factors of Salmonella Enteritidis human infections in Ontario, Canada, 2007–2009 Seasonal distribution of Salmonella Enteritidis ( S. Enteritidis) cases in Ontario, 2007–2009 (n = 1,932) a) . a) Winter (December, January, and February), spring (March, April, and May), summer (June, July, and August), and fall (September, October, and November). Three-year-average: number of S. Enteritidis cases for each season divided by the number of years.Back to article page