Emmanuel Andrès, Department of Internal Medicine, University Hospital of Strasbourg, 67000 Strasbourg, France
Author contributions: Andrès E wrote the paper.
Conflict-of-interest: Professor Emmanuel Andrès has received fees for serving as a speaker, as a consultant and as an advisory board member for the Laboratories: BMS, Pfizer, GSK, Ferring. Professor Emmanuel Andrès has received research funding from the French Research Agency.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Emmanuel Andrès, Professor of Internal Medicine, Department of Internal medicine, University Hospital of Strasbourg, 67000 Strasbourg, France. firstname.lastname@example.org
Telephone: +33-388115066 Fax: +33-388116262
Received: September 15, 2014
Peer-review started: September 19, 2014
First decision: November 18, 2014
Revised: December 5, 2014
Accepted: December 22, 2014
Article in press: December 22, 2014
Published online: March 21, 2015