1. EA 4681, PEPRADE; University of Auvergne; Clermont-Ferrand France
2. Department of Public Health; Clermont-Ferrand University Hospital Center; Clermont-Ferrand France
3. Department of Fetal Pathology; University Hospital Center; Clermont-Ferrand France
4. Department of Obstetrics & Gynecology; Clermont-Ferrand University Hospital Center; Clermont-Ferrand France
5. Department of Public Health; Department of Obstetrics & Gynecology; Clermont-Ferrand University Hospital Center; Clermont-Ferrand France
6. AUDIPOG Sentinel Network; Medical university RTH Laennec; Lyon France