The uniportal VATS in the treatment of stage II pleural empyema: a safe and effective approach for adults and elderly patients—a single-center experience and literature review oleh Claudio Luciani, Andrea Scacchi, Roberto Vaschetti, Giancarlo Di Marzo, Ilaria Fatica, Micaela Cappuccio, Germano Guerra, Graziano Ceccarelli, Pasquale Avella, Aldo Rocca