Funding for this research was provided by:
CARPEM program (INCA-DGOS-INSERM_12561)
Received: 26 October 2019
Accepted: 31 December 2019
First Online: 9 January 2020
Ethics approval and consent to participate
: Not applicable. Within the framework of French law no. 2012-300 of 5 March 2012, this study was not a research involving human subjects. It did not require to be submitted to an ethics committee. Indeed, it is an opinion survey.
: Each participant gave his/her oral consent to be recorded.
: The authors declare that they have no competing interests.