[1] Maastricht Univ, Care & Publ Hlth Res Inst, Fac Hlth Med & Life Sci, Dept Hlth Serv Res, Duboisdomein 30, NL-6229 GT Maastricht, Netherlands
[2] White & Yellow Cross Limburg, Dept Nursing, Genk, Belgium
[3] Katholieke Univ Leuven, Acad Ctr Nursing & Midwifery, Dept Publ Hlth & Primary Care, Leuven, Belgium
[4] Maastricht Univ, Care & Publ Hlth Res Inst, Fac Hlth Med & Life Sci, Dept Hlth Serv Res, Maastricht, Netherlands
[5] Maastricht Univ, Care & Publ Hlth Res Inst, Fac Hlth Med & Life Sci, Dept Hlth Serv Res, Maastricht, Netherlands
[6] Maastricht Univ, Care & Publ Hlth Res Inst, Fac Hlth Med & Life Sci, Dept Methodol & Stat, Maastricht, Netherlands
[7] Katholieke Univ Leuven, Acad Ctr Nursing & Midwifery, Dept Publ Hlth & Primary Care, Leuven, Belgium