title: Tapered-tip Teflon catheter: another device for sequential dilation in endoscopic ultrasound-guided hepaticogastrostomy.
authors: Endoscopy Center, Siriraj Hospital, Bangkok, Thailand. psprvaks@gmail.com
authors: V
authors: V
authors: Prachayakul
authors: P
authors: P
authors: Aswakul
authors: U
authors: U
authors: Kachinthorn