Funding for this research was provided by:
Associazione Italiana per la Ricerca sul Cancro (MFAG 10465)
Text and Data Mining valid from 2019-01-31
Received: 12 October 2018
Accepted: 21 January 2019
First Online: 31 January 2019
Ethics approval and consent to participate
: The STOP Pain study obtained ethics approval from the institutional review board at Meyer Children’s Hospital (Protocol letter 9116/2010, December 14, 2010). Written informed consent to participate in the study was obtained from each patient (or their parent or legal guardian).
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.