Brand, Paul L. P. http://orcid.org/0000-0002-1743-4193
Jaarsma, A. Debbie C. http://orcid.org/0000-0003-1668-2002
Van der Vleuten, Cees P. M. http://orcid.org/0000-0001-6802-3119
Article History
First Online: 9 September 2020
Conflict of interest
: P.L.P. Brand, A.D.C. Jaarsma and C.P.M. van der Vleuten declare that they have no competing interests.