Evidence supporting performance measures of laparoscopic appendectomy through a novel surgical proficiency assessment tool and low-cost laparoscopic training system. - Reynolds CW; Rooney DM; Jeffcoach DR; Barnard M; Snell MJ; El-Hayek K; Ngam BN; Bidwell SS; Anidi C; Tanyi J; Yoonhee Ryder C; Kim GJ (Surgical endoscopy, 2023)