1. Department of Biomedical and Clinical Sciences "L. Sacco" University of Milan Milan Italy
2. Department of Pediatric Surgery, "V Buzzi" Children's Hospital University of Milan Milan Italy
3. Center for Fetal and Placental Research, Division of Pediatric General and Thoracic Surgery Cincinnati Children's Hospital Medical Center (CCHMC) Cincinnati Ohio USA
4. University of Cincinnati College of Medicine Cincinnati Ohio USA
5. Institute of Pathology, ASST‐Spedali Civili di Brescia Brescia Italy
6. Department of Surgery and Anatomy, Ribeirão Preto Medical School University of São Paulo Ribeirão Preto Brazil
7. Biometry & Clinical Epidemiology, Scientific Direction Fondazione IRCCS Policlinico San Matteo Pavia Italy
8. IRCCS Centro Neurolesi "Bonino‐Pulejo" Messina Italy
9. Pediatric and Adolescent Unit, Department of Internal Medicine University of Pavia Pavia Italy
10. Pediatric Department "V Buzzi" Children's Hospital Milan Italy