Stefanelli, P., Buttinelli, G. and Rezza, G. (2017) “Poliomyelitis: residual hurdles to global eradication”, Annali dell’Istituto Superiore di Sanità. Rome, IT, 52(4), pp. 469-471. Available at: https://annali.iss.it/index.php/anna/article/view/510 (Accessed: 29June2022).