Cell-free fetal DNA concentration in plasma of patients with abnormal uterine artery Doppler waveform and intrauterine growth restriction—a pilot study
1. Institute of Histology and Embryology, University of Bologna, Bologna, Italy;2. Department of Obstetrics and Gynaecology, Ospedale S. Orsola, University of Bologna, Bologna, Italy;3. Ospedale Boldrini, Thiene, Vicenza, Italy