Usefulness of Introducer technique for percutaneous endoscopic gastrostomy in patients with upper digestive tract stenosis
WU Jia-jun, WANG Fan-lin, GE Wei-wen, FAN Jing-xian, ZENG Li-ting, WANG Qi, XIE Ting, ZHANG Lin, XU Bing, GE Kui
China Journal of Oral and Maxillofacial Surgery . 2020, (1): 60 -63 .  DOI: 10.19438/j.cjoms.2020.01.012