[1] Hospices Civils de Lyon,Department of Obstetrics and Gynecology
[2] Femme Mère Enfant Hospital,Department of Neonatalogy
[3] University Hospital Center,International Center for Research in Infectiology, INSERM U1111, CNRS UMR5308
[4] Health Services and Performance Research (HESPER) EA 7425,undefined
[5] University of Lyon,undefined
[6] University Claude Bernard Lyon 1,undefined
[7] Hospices Civils de Lyon,undefined
[8] Femme Mère Enfant Hospital,undefined
[9] University Hospital Center,undefined
[10] University of Lyon 1,undefined
[11] EA 4129,undefined
[12] University of Lyon,undefined
[13] University Claude Bernard Lyon 1,undefined