Giulia Pullano, Francesco Pinotti, Eugenio Valdano, Pierre-yves Boëlle, Chiara Poletto, et al.. Novel coronavirus (2019-nCoV) early-stage importation risk to Europe, January 2020.
Eurosurveillance, European Centre for Disease Prevention and Control, 2020, 25 (4),
⟨10.2807/1560-7917.ES.2020.25.4.2000057⟩.
⟨inserm-02517345⟩