Morvan, Esra, Joanna Parra, Gerard Roy, and Dominique Jeannel. “Surveillance System of Severe Influenza Cases Admitted to the Regional ICU,2009-2015”. Online Journal of Public Health Informatics 9, no. 1 (May 2, 2017). Accessed March 28, 2024. https://ojphi.org/ojs/index.php/ojphi/article/view/7768.