Conflict of interest and disclosures:
The authors report no conflict of
interests with this article.
Availability of data and material
The data collected for the study is stored on a server with regulated
access. They are available from the corresponding author upon reasonable
request.
ETHICS APPROCAL
Ethical approval was waived by the local Ethics Committee of Angers
ethical comittee in view of the retrospective nature of the study and
all the procedures being performed were part of the routine care.