1816-8949 1816-8949 S1816-89492022000300051 10.18004/anales/2021.055.03.51 Paraguay 00 12 2022 00 12 2022 55 3 51 57

1 2011 11 1 1 2279-96 2 2012 17 3 3 69-76 3 2010 21 1 1 153-61 4 1959 183 1682-11683 5 2019 31 1 1 13-29 6 1955 6 1 1 432-6 7 1958 148 1 1 343-59 8 2013 1a Ed 76-503-510 9 Academy of Medicine Malaysia 2015 10 2001 3 3 3 109-19 11 2001 13 4 4 296-302 12 2006 29 1 1 141-7 13 2008 17-35 14 2015 43 1 1 9-14 15 2008 58 2 2 179-92 16 1996 83 2 2 279-85 17 2010 105 1 1 661-7 18 2008 37 1 1 100-12 19 1997 235-6 20 2002 Primera edición 181-99 21 2009 Segunda Edición 411-4 22 1973 23 1988 69 2 2 348-56 24 1999 90 1 1 1502-16 25 1996 83 3 3 836-47 26 1988 88 1 1 1170-11182 27 2004 98 2 2 692-7 28 2008 17-35 29 1998 88 3 3 1170-82