Fig. 2From: Comparison of 2D 4K vs. 3D HD laparoscopic imaging systems in bariatric surgery: study protocol for a randomized controlled prospective trialSPIRIT figure: Schedule of enrollment, interventions, and assessments. Asterisk symbol (*) indicates the following: if indicated in case of intraoperative complications. DOS, day of surgery; POD, postoperative day; LRYGB, laparoscopic Roux-en-Y gastric bypass; SURG-TLX, surgery task load indexBack to article page