Authorship
LC, BLR, MGM, FF, and PR have made substantial contributions to
conception and design, or acquisition of data, or analysis and
interpretation of data; LC, BLR, MGM, FF, and PR have been involved in
drafting the manuscript or revising it critically for important
intellectual content; LC, BLR, MGM, FF, and PR gave the final approval
of the version to be published. Each author should have participated
sufficiently in the work to take public responsibility for appropriate
portions of the content; and agreed to be accountable for all aspects of
the work in ensuring that questions related to the accuracy or integrity
of any part of the work are appropriately investigated and resolved.