0256-7024 0256-7024 S0256-70242016000200147 10.15517/rgac.v55i0.27072 CR CR CR GB CR CR 00 12 2016 00 12 2016 55 147 165

2014 138 186-91 2009 269 2012 46 7-122 2006 63-73 2006 34 59-71 Atlas Digital De Costa Rica 2014 2015 224 4 4 597-603 2005 48 33-42 2011 69 1572-84 2014 132 21-30 2003 83 2015 52 118-29 2011 3 71-80 2015 3 48-53 2014 519 1870-81 Durridge, Inc 2015 81 2015 2 342-6 2014 8 70-4 2011 164 2002 439 79-85 2014 66 1995 213-9 1999 12 1577-88 2000 520 2014 128 1-8 2006 33 1-5 2015 149 19-35 2013 28 418-22 2014 136 206-17 2009 44 122-6 1986 17 23-30 2007 41 2002 27 53-60 2009 232 2006 117 63-73 2014 86 109-17 1963 58 236-44 World Health Organization (WHO) 2009 110