1. Department of Clinical Biochemistry, Hospital Universitario Central de Asturias, Department of Biochemistry and Molecular Biochemistry, University of Oviedo, Avda Roma s/n – 33010Oviedo, Spain
2. SEQCML Spanish Society of Laboratory Medicine, Barcelona, Spain
3. Unit of Gynecology and Obstetrics, Hospital de Móstoles, Universidad Juan Carlos I, Madrid, Spain
4. SESEGO Group of Ultrasound – Spanish Society of Gynecology and Obstetrics, Barcelona, Spain
5. Laboratory of Genomics, NIMGenetics, Madrid, Spain
6. AEDP Spanish Association of Prenatal Diagnosis, Barcelona, Spain
7. Department of Clinical Biochemistry Hospital Son Espases, Palma de Mallorca, Spain
8. Unit of Gynecology and Obstetrics, Hospital Universitario de Torrejón, Madrid, Spain
9. Instituto de Medicina Genómica, IMEGEN, Valencia, Spain
10. Department of Clinical Analysis Hospital Universitario Virgen de la Macarena, Seville, Spain