Ampicillin and Ceftobiprole Combination for the Treatment of <i>Enterococcus faecalis</i> Invasive Infections: “The Times They Are A-Changin” oleh Simone Giuliano, Jacopo Angelini, Denise D’Elia, Monica Geminiani, Roberto Daniele Barison, Alessandro Giacinta, Assunta Sartor, Floriana Campanile, Francesco Curcio, Menino Osbert Cotta, Jason A. Roberts, Massimo Baraldo, Carlo Tascini