Funding for this research was provided by:
Tartu Ülikool
Article History
Received: 22 February 2020
Accepted: 24 April 2020
First Online: 25 May 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee on Human Research of the University of Tartu (291/T-18).
: Not applicable.
: AM has received a speaker and road-show honorarium from the LINK company. KT, LL, BG have no competing interests.