Received: 22 July 2020
Accepted: 23 July 2020
First Online: 18 December 2020
Ethics approval and consent to participate
: Inclusion in the MARS study was with an opt-out consent method approved by the Institutional Review Board of the UMCU with ID no. 10-056C on June 16, 2010. The MARS study was conducted in accordance to the principles of the Declaration of Helsinki.
: Not applicable