[1
]Pontificia Universidad Católica de Chile; Department of Family Medicine, Evidence
Based Health Care Program, Faculty of Medicine; Lira 44, Decanto Medicina Santiago
Metropolitana Chile
[2
]Pontificia Universidad Católica de Chile; Health Policy and Systems Research Unit,
Evidence Based Health Care Program, Faculty of Medicine; Lira 44, Decanato Primer
piso Santiago Región Metropolitana Chile
[3
]Pontificia Universidad Católica de Chile; Department of Family Medicine, Faculty of
Medicine; Santiago Metropolitana Chile