[1] Consortium Hlth Care & Social Serv Catalonia, Hlth Policy & Hlth Serv Res Grp, Barcelona, Spain
[2] Univ Chile, Escuela Salud Publ Dr Salvador Allende Gossens, Santiago, Chile
[3] Univ Rosario, Escuela Med & Ciencias Salud, Bogota, Colombia
[4] Inst Med Integral Prof Fernando Figueira, Grp Estudos Gestao & Avaliacao Saude, Recife, PE, Brazil
[5] Univ Veracruzana, Inst Salud Publ, Xalapa, Veracruz, Mexico
[6] Univ Republica, Fac Enfermeria, Montevideo, Uruguay
[7] Prince Leopold Inst Trop Med, Antwerp, Belgium