Liu, Tengzhi
Karlsen, Morten
Karlberg, Anna Maria
Redalen, Kathrine Røe
Funding for this research was provided by:
Helse Midt-Norge
Norges Teknisk-Naturvitenskapelige Universitet
Article History
Received: 25 December 2019
Accepted: 19 March 2020
First Online: 9 April 2020
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interest.