Lesiak, Marta http://orcid.org/0000-0002-9111-2539
Augusciak-Duma, Aleksandra
Stepien, Karolina L.
Fus-Kujawa, Agnieszka
Botor, Malwina
Sieron, Aleksander L.
Funding for this research was provided by:
Institutional grant (KNW-1-055/K/8/O)
Article History
Received: 17 March 2021
Revised: 13 May 2021
Accepted: 19 May 2021
First Online: 2 June 2021
Declarations
:
: The study and research protocol were approved by the Bioethics Committee of Silesian Medical University in Katowice (no. KNW/0022/KB1/55/14 issued on 17 June 2014, and extension no. KNW/0022/KB1/55/1/14/17, issued on 27 June 2017). Written informed consent was obtained from each patient.
: Not applicable.
: The authors declare no competing interests.