Ricciardi G W, Toumi M, Poland G
European Public Health Association and Department of Public Health, Catholic University of the Sacred Heart, Rome, Italy.
University Aix-Marseille, Faculty of Medicine - Public Health, Marseille, France.
Vaccine. 2015 Jan 1;33(1):1-2. doi: 10.1016/j.vaccine.2014.10.035. Epub 2014 Oct 30.