Received: 19 April 2021
Accepted: 22 September 2021
First Online: 6 October 2021
: All participants gave oral informed consent before the interview started, which was approved by the Medical Research Ethics Committee of the Amsterdam UMC, location VUmc on May 4, 2020. After the study protocol was submitted to the institutional committee, this Medical Research Ethics Committee of the Amsterdam UMC, location VUmc decided that the study protocol was exempted from formal ethical approval under Dutch law (registration number 2020.250). All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.