Received: 1 April 2020
Accepted: 26 January 2021
First Online: 12 February 2021
Change Date: 24 February 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/S12885-021-07936-Z
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Laiko general Hospital, National and Kapodistrian University of Athens.
: No personal data of patients are reported in the present paper.
: The authors declare no conflict of interest.