[1] Univ Franche Comte, Ctr Hosp Univ, Serv Genet Histol Biol Dev & Reprod, CECOS Franche Com Bourgogne, F-25030 Besancon, France
[2] Serv Gynecol & Obstet, Besancon, France
[3] Hop Mere & Enfant, Serv Gynecol Obstet, Limoges, France
[4] Ctr Hosp Univ, Serv Hematol Clin & Hematooncopediat, Besancon, France
[5] IFR, UMR 645, INSERM, Besancon, France