0036-3634 0036-3634 S0036-36342017000500510 10.21149/8516 Chile España 00 10 2017 00 10 2017 59 5 510 511 Ministerio de Salud (Chile) 2004 2010 138 5 5 630-8 2013 31 47 47 2-16 2015 57 3 3 234-41