Received: 5 June 2020
Accepted: 23 December 2020
First Online: 28 January 2021
Change Date: 25 February 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/S40816-021-00253-9
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of The Ivano-Frankivsk Regional Clinical Hospital on the 24-th of May 2017.
: Not applicable.
: The authors declare that they have no competing interests in this section.