[1] Maastricht Univ, Care & Publ Hlth Res Inst, Dept Hlth Serv Res, Maastricht, Netherlands
[2] Univ Leuven, Dept Publ Hlth & Primary Care, Leuven, Belgium
[3] Maastricht Univ, Care & Publ Hlth Res Inst, Dept Family Med, Maastricht, Netherlands
[4] Vrije Univ Brussel, Dept Gerontol, Frailty Ageing FRIA Res Grp, Brussels, Belgium
[5] Univ Coll Ghent, Res Ctr Care & Well being 360, Ghent, Belgium
[6] Univ Coll Ghent, Ctr Appl Datascience CADS, Ghent, Belgium
[7] Vrije Univ Brussel, Fac Psychol & Educ Sci, Brussels, Belgium
[8] Maastricht Univ, Care & Publ Hlth Res Inst, Dept Hlth Serv Res, POB 616, NL-6200 MD Maastricht, Netherlands