Tridapalli E, Capretti Mg, Farneti G, Marangoni A, Cevenini R, Faldella G
Department of Preventive Paediatrics and Neonatology, St. Orsola-Malpighi General Hospital, University of Bologna, Bologna, Italy.
Acta Paediatr. 2008 Sep;97(9):1298-300. doi: 10.1111/j.1651-2227.2008.00905.x.