Funding for this research was provided by:
Received: 2 June 2020
Accepted: 15 June 2020
First Online: 24 June 2020
Ethics approval and consent to participate
: This study is approved by the Medical Ethical Committee of the University Medical Center Groningen (NL69302.042.19). All participants are required to sign a consent form prior to participation and have the right to withdraw from the study at any time.
: The authors declare that they have no competing interests<b>.</b>