Published on in Vol 23, No 2 (2021): February
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/18524, first published
.

1 Department of Health Promotion, Maastricht University, Maastricht, The Netherlands
2 Department of Methodology and Statistics, Maastricht University, Maastricht, The Netherlands
3 Department of Endocrinology and Internal Medicine, Maastricht University Medical Centre, Maastricht, The Netherlands