[1] Katholieke Univ Leuven Hosp, Resp & Resp Rehabil Dept, Louvain, Belgium
[2] Katholieke Univ Leuven, Fac Med, Sch Publ Hlth, Louvain, Belgium
[3] European Pathway Assoc, Louvain, Belgium
[4] Amedeo Avogadro Univ Eastern Piedmont, Fac Med, Dept Clin & Expt Med, Novara, Italy
[5] Amedeo Avogadro Univ Eastern Piedmont, Fac Med, Sch Publ Hlth, Novara, Italy
[6] Catholic Univ Louvain, Fac Kinesiol & Rehabil Sci, B-3000 Louvain, Belgium
[7] Univ Nova Lisboa, Escola Nacl Saude Publ, Hlth Care Qual Unit Management, P-1200 Lisbon, Portugal
[8] Univ Nova Lisboa, Escola Nacl Saude Publ, Clin Unit Management, P-1200 Lisbon, Portugal
[9] Johns Hopkins Bloomberg Sch Publ Hlth, Hlth Policy & Management Dept, Baltimore, MD USA
[10] Inst Univ Lisboa, Inst Super Ciencias Trabalho & Empresa, Programme Sociol, Lisbon, Portugal
[11] Katholieke Univ Leuven Hosp, Resp Dept, Louvain, Belgium
[12] European Resp Soc, Lausanne, Switzerland