1. Department of Hand Surgery, Santa Casa de Misericórdia, Porto Alegre, Brazil
2. Department of Hand Surgery, Pontifícia Universidade Católica de Campinas, Campinas, Brazil
3. Department of Hand Surgery, Faculdade de Medicina do ABC, Santo André, Brazil
4. Department of Hand and Upper Limb Surgery, Hospital Universitário HM Montepríncipe, Universidad CEU San Pablo, Boadilla del Monte, Madrid, Spain