1. Department of Pediatrics Università degli Studi di Trieste Trieste Italy
2. Department of Pediatrics Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
3. Department of Pediatrics Institute for Maternal and Child Health “IRCCS Burlo Garofolo” Trieste Italy
4. Department of Pediatric Radiology Institute for Maternal and Child Health “IRCCS Burlo Garofolo” Trieste Italy