Funding for this research was provided by:
Krajowy Naukowy Osrodek Wiodacy (RNN/596/11/KB)
Received: 22 January 2020
Accepted: 3 November 2020
First Online: 26 November 2020
Ethics approval and consent to participate
: The study was performed in accordance with the Declaration of Helsinki and with the principles of Good Clinical Practice. Written consent was informed and obtained from each subject enrolled onto the study and the protocol was approved by the Bioethics Committee of the Medical University of Lodz ( RNN/596/11/KB).
: Not applicable.
: The authors declare no conflict of interests. The sponsors had no role in the design, execution, interpretation, or writing of the study.