Righetti C, Peroni D G, Pietrobelli A, Zancanaro C
Magnetic Resonance Laboratory, DSMB, Section of Anatomy and Histology, University of Verona, Strada Le Grazie 8, 37134 Verona, Italy.
J Pediatr Gastroenterol Nutr. 2003 Apr;36(4):498-501. doi: 10.1097/00005176-200304000-00017.