Text and Data Mining valid from 2019-05-28
Received: 30 December 2018
Revised: 26 April 2019
Accepted: 8 May 2019
First Online: 28 May 2019
Compliance with ethical standards
: The scientific guarantor of this publication is Pr Sebastien Verclytte.
: 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 waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • Prospective• Observational• Performed at one institution