Comment on

• Endoscopic plastic stenting for bile duct stones: stent changing on demand or every 3 months. A prospective comparison study.

  Di Giorgio P, Manes G, Grimaldi E, Schettino M, D'Alessandro A, Di Giorgio A, Giannattasio F. Di Giorgio P, et al. Endoscopy. 2013 Dec;45(12):1014-7. doi: 10.1055/s-0033-1344556. Epub 2013 Nov 28. Endoscopy. 2013. PMID: 24288221 Clinical Trial.
• A comparative analysis of plastic biliary stenting on demand or every 3 months for irretrievable bile duct stone disease.

  Ustundag Y, Saritas U. Ustundag Y, et al. Endoscopy. 2014 Jul;46(7):626. doi: 10.1055/s-0034-1365699. Epub 2014 Jun 30. Endoscopy. 2014. PMID: 24979694 No abstract available.