Jankowska, Agnieszka http://orcid.org/0000-0002-8889-2060
Młyńczak, Katarzyna http://orcid.org/0000-0002-0877-5623
Golicki, Dominik http://orcid.org/0000-0001-7741-4760
Article History
Received: 22 November 2020
Accepted: 28 April 2021
First Online: 5 May 2021
Declarations
:
: This is an observational study. The Bioethical Committee of Medical University of Warsaw (Warsaw, Poland) has confirmed that no ethical approval is required (AKBE/95/2019).
: Verbal informed consent was obtained prior to the interview.
: KM and AJ declare no conflict of interest. DG is a member of the EuroQol Group, a non-profit organization that develops and distributes instruments that assess and measure health. The views expressed in the paper are the authors' own and do not necessarily represent those of the EuroQol Research Foundation.