Casuccio, A. (2014) “Visiting Friends and Relatives (VFRs) travelers and imported malaria in the Palermo district (Sicily)”, Annali dell’Istituto Superiore di Sanità. Rome, IT, 50(4), pp. 369–374. Available at: https://annali.iss.it/index.php/anna/article/view/98 (Accessed: 8 September 2024).