Text and Data Mining valid from 2018-10-24
Received: 28 September 2018
Accepted: 16 October 2018
First Online: 24 October 2018
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: The present analysis was approved by an independent ethics committee (Comité De Protection Des Personnes Sud-Est II- 2015-79). No formal dedicated informed consent was required but all patients had approved the re-use of their electronically recorded data. In compliance with French regulations, the ESME MBC database was authorized by the French data protection authority (Authorization No. 1704113).