[1] Univ Hosp Leuven, Dept Obstet & Gynaecol, Fetomaternal Med, Leuven, Belgium
[2] Dept Dev & Regenerat, Cluster Woman & Child, Biomed Sci, Leuven, Belgium
[3] locat Vrije Univ Amsterdam, Dept Human Genet, Amsterdam UMC, Amsterdam, Netherlands
[4] Amsterdam Reprod & Dev Res Inst, Amsterdam UMC, Amsterdam, Netherlands
[5] Utrecht Univ Med Ctr, Dept Obstet & Gynaecol, Utrecht, Netherlands
[6] Univ Hosp Leuven, Dept Human Genet, Leuven, Belgium
[7] Dept Obstet & Gynaecol, AZ Imelda, Bonheiden, Belgium
[8] Univ Med Ctr Rotterdam, Dept Clin Genet, Erasmus MC, Rotterdam, Netherlands
[9] locat Vrije Univ Amsterdam, Dept Midwifery Sci, Amsterdam UMC, Amsterdam, Netherlands
[10] Amsterdam Publ Hlth Res Inst, Qual Care, Amsterdam, Netherlands
[11] Maastricht Univ Med Ctr, GROW Sch Oncol & Reprod, Dept Clin Genet, Maastricht, Netherlands
[12] Midwifery Acad Amsterdam Groningen, InHolland, Amsterdam, Netherlands
[13] Acad Hosp St Jan, Dept Obstet & Gynaecol, Brugge, Belgium
[14] Amsterdam UMC, Dept Human Genet, 2660, NL-1100 DD Amsterdam, Netherlands