Updates are available Correction dated 2018-04-12

Article History

Received: 6 June 2017

Accepted: 5 February 2018

First Online: 13 February 2018

Change Date: 12 April 2018

Change Type: Correction

Change Details: Following the publication of the original article [1], it was brought to our attention that the authors’ names and surnames were erroneously interchanged.

Ethics approval and consent to participate

: The Ethics Committee of the Fondazione Istituto di Ricovero e Cura a Carattere Scientifico Cà Granda Ospedale Maggiore Policlinico approved the study (approval number: 1092), and written informed consent was obtained from the parents. All clinical investigations were conducted according to the principles expressed in the Declaration of Helsinki.

: Not applicable.

: The authors declare that they have no competing interests.

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