Kawakubo K, Isayama H, Sasahira N, Nakai Y, Kogure H, Sasaki T, Hirano K, Tada M, Koike K. Endoscopic transpapillary gallbladder drainage with replacement of a covered self-expandable metal stent. World J Gastrointest Endosc 2011; 3(2): 46-48 [PMID: 21403817 DOI: 10.4253/wjge.v3.i2.46]