Text and Data Mining valid from 2019-04-01
Received: 3 November 2018
Revised: 8 February 2019
Accepted: 8 March 2019
First Online: 1 April 2019
Compliance with ethical standards
: The scientific guarantor of this publication is Lionel Arrivé M.D.
: 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.
: Statistical expertise was not mandatory for this review.
: Written informed consent was not mandatory for this review.
: Institutional Review Board approval was not mandatory for this review.
: • retrospective• observational• performed at one institution