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Giovannini M, Agostoni C, Riva E, Salvini F, Ruscitto A, Zuccotti GV, Radaelli G; Felicita Study Group.Giovannini M, et al. Among authors: zuccotti gv.Pediatr Res. 2007 Aug;62(2):215-20. doi: 10.1203/PDR.0b013e3180a76d94.Pediatr Res. 2007.PMID: 17597643Clinical Trial.