1. Department of Obstetrics and Gynecology, Máxima Medical Center, Veldhoven, The Netherlands
2. Department of Pediatrics, Zuyderland Medical Center, Heerlen, The Netherlands
3. Department of Pediatrics, VieCuri Medical Center, Venlo, The Netherlands
4. Department of Obstetrics and Gynecology, Zaans Medisch Centrum, Zaandam, The Netherlands
5. Máxima Medical Center, Máxima Medical Center Academy, Veldhoven, The Netherlands
6. Máxima Medical Center, Neonatal Intensive Care Unit, Veldhoven, The Netherlands