Updates are available Correction dated 2020-07-06

Article History

Received: 28 March 2019

Revised: 30 June 2019

Accepted: 15 July 2019

First Online: 5 August 2019

Change Date: 6 July 2020

Change Type: Correction

Change Details: On request from the Editors, the authors would like to clarify the following: the patient cohorts in the publications ���No evidence of improved efficacy of covered stents over uncovered stents in percutaneous palliation of malignant hilar biliary obstruction: results of a prospective randomized trial���.

Compliance with ethical standards

:

: The scientific guarantor of this publication is Prof. Dr. Luc Defreyne.

: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.

: One of the authors has significant statistical expertise.

: Written informed consent was obtained from all subjects (patients) in this study.

: Institutional Review Board approval was obtained.

: Some study subjects or cohorts have been previously reported in Vandenabeele, L.A.M., Dhondt, E., Geboes, K.P. and Defreyne, L. (2017) Percutaneous Stenting in Malignant Biliary Obstruction Caused By Metastatic Disease: Clinical Outcome and Prediction of Survival According to Tumor Type and Further Therapeutic Options. Acta Gastroenterol Belg 80(2): 249–55.

: • prospective• randomized controlled trial• performed at one institution