Sanarico, Nunzia, et al. “Building up a Collaborative Network for the Surveillance of HIV Genetic Diversity in Italy. A Pilot Study”. Annali dell’Istituto Superiore Di Sanità, vol. 51, no. 4, Dec. 2015, pp. 321-6, https://annali.iss.it/index.php/anna/article/view/303.