Funding for this research was provided by:
Epigenomics Flagship Project-EPIGEN (08934412)
FPRC 5X1000 MIUR, progetto FUTURO
Received: 4 May 2021
Accepted: 15 July 2021
First Online: 9 August 2021
Change Date: 21 September 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s13148-021-01166-7
: This study was conducted under the approval of the ethics committee of the institutional Review Boards at ASST Sette-Laghi (Protocol No 198/2020) and in conformance with the principles of the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.