Marc Roguera-Sopena, Department of Pediatrics, Hospital Germans Trias i Pujol, Badalona, Spain
Dolors Esteban Oliva, Department of Pediatrics, Hospital Germans Trias i Pujol, Badalona, Spain
Marta Ocaña Rico, Department of Pediatrics, Hospital Germans Trias i Pujol, Badalona, Spain
Wifredo Coroleu Lletget, Department of Pediatrics, Hospital Germans Trias i Pujol, Badalona, Spain
Aneta M. Zientalska Fendonczuk, Department of Obstetrics Hospital Germans Trias i Pujol, Badalona, Spain