Atalla, H., Sakai, A., Shiomi, H., Abe, S., & Kodama, Y. (2020). Overtube-guided electrohydraulic lithotripsy through digital cholangioscopy for difficult biliary stones in a postoperative patient: Challenging points with salvage techniques. VideoGIE.

Atalla, Hassan, Arata Sakai, Hideyuki Shiomi, Shohei Abe, i Yuzo Kodama. "Overtube-guided Electrohydraulic Lithotripsy Through Digital Cholangioscopy for Difficult Biliary Stones in a Postoperative Patient: Challenging Points With Salvage Techniques." VideoGIE 2020.

Atalla, Hassan, et al. "Overtube-guided Electrohydraulic Lithotripsy Through Digital Cholangioscopy for Difficult Biliary Stones in a Postoperative Patient: Challenging Points With Salvage Techniques." VideoGIE 2020.