Contribution to authorship:
ML, AG, FF and MP contributed to the conception, design and coordination
of the research. MV, LR and PF recruited the participants. ML, AG, FF
and MP contributed to the analysis of data. ML, AG, FF and MP
contributed to writing the manuscript. EV, SH, PF and LG-R contributed
to the revision of the manuscript and the final version was approved by
all the authors.