Early experience with ambulatory laparoscopic cholecystectomy in a regional hospital with limited ambulatory infrastructure: a retrospective cohort study using propensity score matching

区域医院在门诊基础设施有限的情况下开展门诊腹腔镜胆囊切除术的早期经验：一项采用倾向评分匹配的回顾性队列研究