1 Pediatric Clinic, Pietro Barilla Children's Hospital, Department of Medicine and Surgery, University of Parma, Parma, Italy. Electronic address: susanna.esposito@unimi.it.
2 Pediatric Clinic, Pietro Barilla Children's Hospital, Department of Medicine and Surgery, University of Parma, Parma, Italy.
3 Primary Care Paediatrician, Parma, Italy.
4 Università degli Studi di Milano, Milan, Italy.
5 Department of Engineering and Architecture, University of Parma, Parma, Italy.