Funding for this research was provided by:
Received: 15 June 2020
Accepted: 11 September 2020
First Online: 29 September 2020
Ethics approval and consent to participate
: This pilot study was conducted prospectively in 2017–2018 according to the principles of the Declaration of Helsinki and approved by the Institutional Medical Ethical Committee (MEC − 2014-611, MEC-2017-209). Written informed consent was obtained from every participant.
: Not applicable.
: The authors declare that they have no competing interests.