[1] Obstetrics and Gynecology Department,
[2] Hospital General Universitario,undefined
[3] Valencia,undefined
[4] Spain,undefined
[5] Electron Microscopy Department,undefined
[6] Instituto de Investigaciones Citológicas,undefined
[7] Fundación Valenciana de Investigaciones Biomédicas,undefined
[8] Valencia,undefined
[9] Spain,undefined
[10] Strangeways Research Laboratory,undefined
[11] Cambridge,undefined
[12] UK,undefined