Text and Data Mining valid from 2019-03-13
First Online: 13 March 2019
Compliance with Ethical Standards
: Lee S. Nguyen, Mathieu Vautier, Yves Allenbach, Noel Zahr, Olivier Benveniste, Christian Funck-Brentano and Joe-Elie Salem have no conflicts of interest that are directly relevant to the content of this study.
: No funding was used to assist with the preparation of this manuscript.