1 PeaRL Perinatal Research Laboratory, University of Florence, CiaoLapo Foundation for Perinatal Health, Stillbirth and Perinatal Loss Support, Prato, Italy.
2 PeaRL Perinatal Research Laboratory, University of Florence, CiaoLapo Foundation for Perinatal Health, Stillbirth and Perinatal Loss Support, Prato, Italy. Electronic address: alfredo.vannacci@unifi.it.
3 Maternal, Child and Adolescent Health Program, Burnet Institute, Melbourne, VIC, Australia.