Morbey, R., H. Hughes, A. Elliot, N. Verlander, N. Andrews, A. Charlett, and G. Smith. “The Application of a Novel Statistical Method for Syndromic Surveillance in England”. Online Journal of Public Health Informatics, vol. 7, no. 1, Feb. 2015, doi:10.5210/ojphi.v7i1.5814.