Authors’ contributions
FM
EA is the principal investigator and developed the original idea for the study. The study design was further developed by EA, JB, AM and SR. MG, SR and EG prepared the outline of the psychoeducational intervention and coordinated the working groups that developed the content. GA is the project manager of this study. All authors intervened in the design of the implementation strategy and the planned analyses. EA, SR, MG, EG, AB, FM, CR, GA, AC, AM and JB have read and corrected draft versions, and approved the final version of this paper.