Epidemiology and treatment outcome of MDR and pre-XDR TB in international migrants at two reference centers in the North of Italy: a cross-sectional study coordinated by Stop TB Italia Onlus. - Riccardi, N.; Pontarelli, A.; Alagna, R.; Saderi, L.; Ferrarese, M.; Castellotti, P.; Viggiani, P.; Cirillo, D.; Besozzi, G.; Sotgiu, G.; Codecasa, L. (Public Health (Elsevier), 2020)