1 Department of Neurosciences, Rehabilitation, Ophthalmology, Genetics and Maternal and Child Health (DINOGMI dept.), University of Genoa, Genova, Italy.
2 Academic Unit of Obstetrics and Gynecology, IRCCS Ospedale Policlinico San Martino, Genova, Italy.
3 Laboratory of Clinical Analysis, IRCCS Istituto G. Gaslini, Genova, Italy.
4 Prenatal Diagnosis and Perinatal Medicine Unit, IRCCS Ospedale Policlinico San Martino, Genova, Italy.
5 Maternal and Child Health Department, IRCCS Ospedale Policlinico San Martino, Genova, Italy.