[1] Hosp Clin Vistahermosa, Unidad Genet, Alicante, Spain
[2] Hosp Univ Torrevieja, Serv Ginecol & Obstet, Alicante, Spain
[3] Univ Miguel Hernandez, Sant Joan dAlacant, Spain
[4] Hosp Clin Vistahermosa, Histol & Anat & Unidad Genet, Sant Joan dAlacant, Spain