Reducing healthcare-associated infections incidence by a probiotic-based sanitation system: A multicentre, prospective, intervention study. oleh Elisabetta Caselli, Silvio Brusaferro, Maddalena Coccagna, Luca Arnoldo, Filippo Berloco, Paola Antonioli, Rosanna Tarricone, Gabriele Pelissero, Silvano Nola, Vincenza La Fauci, Alessandro Conte, Lorenzo Tognon, Giovanni Villone, Nelso Trua, Sante Mazzacane, SAN-ICA Study Group