1665-7063 1665-7063 S1665-70632016000300178 10.1016/j.reu.2016.05.004 Chile Chile 00 09 2016 00 09 2016 13 3 178 186

2014 32 271-9 Bireme 2016 2015 2005 5 56-63 2014 13 310-7 Ottawa Hospital Research Institute 2015 2015 2003 9 57-66 2014 11 119 -27 2015 23 315-22 2008 14 75-85 2002 8 37-48 2012 21 28-32 2015 21 45-53 2009 26 34-8 2011 139 1185-91 2013 13 81-91 2012 58 216-23 2009 15 55-68 2006 19 2 2 2011 27 309-18 2010 26 52-64 2006 14 580-5 2013 19 63-71 2014 67 684-91 2007 15 480-6 2006 14 517-25 2004 57 479-83 2002 7 3-10 1997 71 293-303 2010 2 381-4 2008 24