Erratum to: Eur J Pediatr

DOI 10.1007/s00431-014-2428-x

The original version of this article unfortunately contains an error in the name of one of the authors that was overlooked by the authors in the proof stage. The name Paolo Fiori Nastro should be presented as P. Fiori Nastro instead of P. F. Nastro. The correct presentation of author name is presented in the affiliation section