Sara Lauricella, Marco Caricato, Gianluca Mascianà, Massimo Ciccozzi, Silvia Angeletti, and Gabriella Teresa Capolupo. “Cost-Effectiveness Analysis of O-Ring Wound Retractor in Elective Laparoscopic Colorectal Surgery”. Annali Italiani di Chirurgia 92, no. 4 (July 1, 2021): 460–464. Accessed February 13, 2025. https://annaliitalianidichirurgia.it/index.php/aic/article/view/632.