Maurel, Christophe http://orcid.org/0000-0002-4255-6440
Nacry, Philippe http://orcid.org/0000-0001-7766-4989
Article History
Received: 29 November 2019
Accepted: 29 April 2020
First Online: 29 June 2020
Competing interests
: The authors declare no competing interests.