Using a detachable snare, the cowboy method, to troubleshoot stent dysfunction after endoscopic ultrasound-guided hepaticogastrostomy - Okuno, Nozomi; Hara, Kazuo; Mizuno, Nobumasa; Haba, Shin; Kuwahara, Takamichi; Koda, Hiroki; Miyano, Akira (Endoscopy, 2020)