Department of Gastroenterology;
Aichi Cancer Center Hospital;
Nagoya 464-8681;
Japan;
Department of Gastrointestinal Surgery;
Aichi Cancer Center Hospital;
Nagoya 464-8681;
Japan;
Endoscopic; ultrasonography-biliary; drainage; Endoscopic; ultrasonography-choledochoduodenostomy; Endoscopic; ultrasonography-fine; needle; aspiration; Endoscopic; ultrasonography-guided; biliary; drainage; Interventional; endoscopic; ultrasonography;