Article History
First Online: 10 August 2020
Declarations
:
: This work was not supported by specific funds. It was conducted as part of our routine activity that is funded by Hospices Civils de Lyon and the University of Lyon.
: Bruno Charpiat, Nathalie Bleyzac, and Michel Tod have no conflicts of interest that are directly relevant to the content of this article.
Free to read: This content has been made available to all.