1. Department of Obstetrics and Gynaecology, Grow-School for Oncology and Developmental Biology, Maastricht University, Maastricht, the Netherlands.
2. Birmingham Women's Hospital, Birmingham, United Kingdom.
3. Hospital Universitario “Dr. José Eleuterio González” de Universidad Autonoma de Nuevo León, Monterrey, Mexico.
4. David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, CA.
5. MedQIA, Los Angeles, CA.
6. Department of Obstetrics and Gynecology, Klinikverbund Kempten-Oberallgäu, Kempten, Germany.