1. IVIRMA Global Research Alliance, IVI Foundation, Valencia 46026, Spain
2. Department of Pediatrics, Obstetrics and Gynecology, School of Medicine, University of Valencia, Valencia 46010, Spain
3. Reproductive Medicine Research Group, Instituto Investigación Sanitaria La Fe (IIS La Fe), Valencia 46026, Spain
4. IVIRMA Valencia, Valencia 46015, Spain
5. IVIRMA Rome, Rome 00197, Italy