1. Department of Obstetrics and Fetal Therapy; Leiden University Medical Center; Leiden The Netherlands
2. Department of Obstetrics, Paulista School of Medicine; Federal University of São Paulo; São Paulo SP Brazil
3. Department of Obstetrics and Gynecology, Erasmus MC; University Medical Center; Rotterdam The Netherlands
4. Department of Biomechanical Engineering; Delft University of Technology; Delft The Netherlands
5. Department of Obstetrics and Gynecology, Ribeirão Preto School of Medicine; São Paulo University; Ribeirão Preto SP Brazil