1. Department of Obstetrics and Gynecology, University of Parma, Parma, Italy,
2. Azienda Ospedaliera di Padova, Padova, Italy,
3. Roche Diagnostics, Monza, Italy,
4. Scuola Superiore Sant’Anna, Istituto di Management - Laboratorio Management e Sanità, Pisa, Italy,
5. Temas srl, Milan, Italy, and
6. Department of Biomedical and Clinical Sciences “Luigi Sacco”, University of Milan, Milan, Italy