1. Department of Maternal and Children’s Health, Pediatric Surgery Unit, Fondazione IRCCS Policlinico San Matteo and University of Pavia, Pavia, Italy,
2. Neonatal Intensive Care Unit, University of Siena, Policlinico Le Scotte, Siena, Italy,
3. Intensive Care Unit, IRCCS Burlo Garofolo, Trieste, Italy,
4. Laboratory of Clinical Chemistry, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy,
5. CRABCC s.r.l., Rivolta d’Adda, Cremona, Italy,
6. Biometry & Clinical Epidemiology, Scientific Direction, Fondazione IRCCS Policlinico San Matteo, Italy,
7. Department of Internal Medicine, University of Pavia, Pavia, Italy, and
8. Department of Maternal and Children’s Health, Pediatric Endocrinology and Diabetes Unit, Fondazione IRCCS Policlinico San Matteo Pavia, Pavia, Italy