Funding for this research was provided by:
China Schloarship Council (201908430204)
Received: 22 February 2021
Accepted: 3 June 2021
First Online: 2 September 2021
: This study was approved by Danish Regional Ethics Committee (H-20041481) on July 8, 2020, and registered in the Danish Data Protection Agency (P-2020-791) and ExternalRef removed (NCT04508270). Written consent was obtained from all participants.
: RHP has received speaker fee from Medtronic and act as advisory board member for Astra Zeneca. The other authors have no disclosures or competing interests.