The SWALIS 2020 new model to prioritize access to urgent, elective and backlog waiting lists. facing the challenge in the COVID era. (2021) - Di Domenico, S.; Santori, G.; Mascherini, M.; Papadia, F.; Orengo, G.; Gratarola, A.; Martigli, S.P.; Iakubovska, M.; Torretta, A.; Cafiero, F.; de Cian, F.; Valente, R.