1. Department of Medical Biochemistry and Molecular Biology; Virgen Macarena University Hospital; University of Seville; Seville Spain
2. Laboratory of Placental Molecular Physiology; Department of Biological Chemistry; School of Sciences; University of Buenos Aires; IQUIBICEN-CONICET; Buenos Aires Argentina
3. Department of Obstetrics and Gynecology; Virgen Macarena University Hospital; University of Seville; Seville Spain
4. Valencian Infertility Institute (IVI); Seville Spain