Matheus Roque1, Thor Haahr2, Sandro C Esteves2,3,4, Peter Humaidan2. 1. Department of Reproductive Medicine, ORIGEN-Center for Reproductive Medicine, Rio de Janeiro, Brazil. 2. Department of Clinical Medicine, Aarhus University, Denmark and the Fertility Clinic Skive, Skive Regional Hospital, Resenvej 25, Skive, Denmark. 3. Department of Reproductive Medicine, ANDROFET, Andrology and Human Reproduction Clinic, Campinas, SP, Brazil. 4. Department of Surgery, Univeristy of Campinas (UNICAMP), Campinas, SP, Brazil.