1 Pediatric General Surgery and Minimally Invasive Surgery Unit, Italy; Regina Margherita Children's Hospital, University Hospital of Health and Science, Turin, Italy. Electronic address: riccardoguan@gmail.com.
2 Pediatric General Surgery and Minimally Invasive Surgery Unit, Italy; Regina Margherita Children's Hospital, University Hospital of Health and Science, Turin, Italy.
3 Pediatric Emergency Department, Italy; Regina Margherita Children's Hospital, University Hospital of Health and Science, Turin, Italy.
4 Pediatric Cardiology Unit, Italy; Regina Margherita Children's Hospital, University Hospital of Health and Science, Turin, Italy.
5 Postgraduate School of Pediatrics, University of Torino, Italy; Regina Margherita Children's Hospital, University Hospital of Health and Science, Turin, Italy.