Stenting with high-intensity focused ultrasound ablation for distal biliary obstruction caused by pancreatic carcinoma: a meta-analysis - Liu, Xin-Qiang; Cui, Sha-Sha; Kan, Yu-Ling; Wang, Jia-Fen; Xu, Yuan-Shun; Zhang, Feng-Qin; Rong, Pan-Hao (Gastroenterology Review/Przegląd Gastroenterologiczny, 2022)