Funding for this research was provided by:
Institut National de la Santé et de la Recherche Médicale (.)
Mutuelle Générale de l'Education Nationale (.)
Institut Gustave-Roussy (.)
Institut National Du Cancer (C17014LS from the Cancer ITMO)
French League against Cancer (.)
French National Alliance for Life and Health Sciences (C17014LS from the Cancer ITMO)
Received: 27 September 2019
Accepted: 11 May 2020
First Online: 20 May 2020
Ethics approval and consent to participate
: The study was approved by the French National Commission for Data Protection and Privacy. All participants signed an informed consent at recruitment.
: Not applicable.
: The authors declare they have no actual or potential competing financial interests.