[1] Univ Appl Sci Utrecht, Fac Hlth Care, Res Ctr Hlth & Sustainable Living, NL-3584 CS Utrecht, Netherlands
[2] Univ Med Ctr Utrecht, Div Julius, Ctr Hlth Sci & Primary Care, Dept Gen Practice, NL-3508 GA Utrecht, Netherlands
[3] Dutch Healthcare Author NZa, Utrecht, Netherlands
[4] Tilburg Sch Econ & Management, Dept Econ, Tilburg, Netherlands
[5] Postbus 1201, NL-3501 AA Utrecht, Netherlands