Funding for this research was provided by:
Pomorski Uniwersytet Medyczny W Szczecinie (MB-134-141/15.)
Received: 9 January 2020
Accepted: 2 September 2020
First Online: 11 September 2020
Ethics approval and consent to participate
: The Bioethical Commission at the Pomeranian Medical University in Szczecin approved the research carried out (no KB-0012/36/11) - consent in writing. All participants, including the healthy volunteers in the control group, were informed about the purpose and scope of the study and gave their consent to donate samples and for the resulting data to be published.All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from the patient for publication of this study.
: The authors declare that they have no competing interests.