Funding for this research was provided by:
Ministero della Salute (GR-2013-02357136)
Fondazione Umberto Veronesi
Associazione Italiana per la Ricerca sul Cancro (IG- 17200 and “5xmille”-9962)
Received: 26 October 2018
Accepted: 26 February 2019
First Online: 7 March 2019
Ethics approval and consent to participate
: Study protocol was approved by the University of Bologna Ethics Committee (ref. number 19/2013/U/Tess). Written informed consent was obtained, in accordance with the Declaration of Helsinki, from each enrolled patient or parent/legal guardian.
: Not applicable.
: The authors declare that they have no competing interests.
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