ISI Foundation, Turin, Italy.|ISI Foundation, Turin, Italy.|ISI Foundation, Turin, Italy.|ISI Foundation, Turin, Italy.|INSERM, Sorbonne Université, Institut Pierre Louis dEpidémiologie et de Santé Publique, IPLESP, Paris, France.|Sorbonne Université, INSERM, Institut Pierre Louis dEpidémiologie et de Santé Publique, IPLESP, Paris, France.|Sorbonne Université, INSERM, Institut Pierre Louis dEpidémiologie et de Santé Publique, IPLESP, Paris, France.|School of Computer Science, National University of Ireland Galway, Galway, Ireland.|Department of Infectious Disease Epidemiology, London School of Hygiene and Tropical Medicine, London, United Kingdom.|Immunisation and Countermeasures Division, National Infections Service, Public Health England, London, United Kingdom.|Immunisation and Countermeasures Division, National Infections Service, Public Health England, London, United Kingdom.|Instituto Gulbenkian de Ciência, Oeiras, Portugal.|ISI Foundation, Turin, Italy.|IFISC, Institute for Cross-Disciplinary Physics and Complex Systems (CSIC-UIB), Palma de Mallorca, Spain.|Science in Action BV, Amsterdam, The Netherlands.|Statens Serum Institut, Copenhagen, Denmark.|Departamento de Epidemiologia, Instituto Nacional de Saúde Doutor Ricardo Jorge, Lisbon, Portugal.|ISI Foundation, Turin, Italy.