Funding for this research was provided by:
Semmelweis Egyetem (EFOP-3.6.3-VEKOP-16-2017-00009)
Received: 19 September 2019
Accepted: 15 June 2020
First Online: 22 June 2020
Ethics approval and consent to participate
: The study was approved by the Scientific and Research Ethics Committee of the Medical Research Council, Semmelweis University (ETT TUKEB 285/2015) and was carried out in accordance with the tenets of the Declaration of Helsinki. Patients provided written informed consent prior to their participation in the study.
: Not applicable.
: The authors declare that they have no competing interests.