Dal Maso, Luigino
Zucchetto, Antonella
Stocco, Carmen
Serraino, Diego
Polesel, Jerry
Article History
Received: 15 March 2018
Revised: 30 April 2018
Accepted: 9 May 2018
First Online: 31 July 2018
Competing interests
: The authors declare no competing interests.
: The study protocol was approved by the Board of Ethics of each participating centre.
: Data are available for scientific purposes on request to the corresponding author
: This work was supported by the Italian Association for Research on Cancer (AIRC IG No. 1468).
: All cases had signed an informed consent.
: This work is published under the standard license to publish agreement. After 12 months the work will become freely available and the license terms will switch to a Creative Commons Attribution 4.0 International (CC BY 4.0).