Author contributions
CM
The author contributions to the paper were as follows. Study concept: MC and PB; design: MC, EM, PB and CT; acquisition of data: EM, EC, AF, AA, VM, SG, CM, GF, CA, GE, LV; interpretation of the data: MC, EM, PB, SP, EC; analysis: SP, MC, EM; writing of the manuscript: MC, EM, PB, EC, LV, SP, CT. All authors approved the final version of the manuscript.