10Crohn's disease complicated with intestinal fistula: prophylaxis, diagnosis and treatmentREN Jian-an, LI Jie-shou201-202
15Prospective research of intraoperative cholangiography combined with laparoscopic ultrasonography for detection of occult choledocholithiasis214-216
20Endoscopic thyroidectomy by breast approach versus conventional open thyroidectomy: a prospective study229-231