M-A: Intraoperative redosing of surgical antibiotic prophylaxis in addition to preoperative prophylaxis vs. single-dose prophylaxis for the prevention of surgical site infection. 16 Mar, 2022 | 08:34h | UTC Intraoperative Redosing of Surgical Antibiotic Prophylaxis in Addition to Preoperative Prophylaxis Versus Single Dose Prophylaxis for the Prevention of Surgical Site Infection: A Meta-Analysis and GRADE Recommendation – Annals of Surgery