Received: 15 May 2020
Accepted: 15 September 2020
First Online: 7 October 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Boards of the University Medical Centre Groningen and Isala Zwolle (research registration number: 201900699). Informed consent was exempted due to the policy or the law of the government or the type of the research.
: Not applicable.
: The authors declare that they have no competing interests.