1405-5546 1405-5546 S1405-55462017000300419 10.13053/cys-21-3-2441 Mexico United Kingdom 00 09 2017 00 09 2017 21 3 419 434

1 1985 50 510–530 2 2015 3 2008 741–742 4 2001 10 16 16 1107–1134 5 2007 613–615 6 2009 39–50 7 2014 15 2 2 141–158 8 2014 82 93–104 9 2014 80 2 2 427–449 10 1988 475–479 11 1997 89 1–29 12 2004 2 13 2001 2 14 2012 22 8 8 1433– 1438 15 2003 16 2008 49 1 1 234–251 17 1990 449 543–557 18 1989 1413–1419 19 1992 52 263–294 20 1990 9 185–206 21 2004 157 1-2 1-2 49–79 22 1998 488–498 23 2002 12 5 5 773–808 24 2011 40 2 2 239–270 25 1998 10 76–90 26 1999 195–218 27 2009 408–420 28 2010 59 20–40 29 2011 52 7 7 917–934 30 2010 59 1–45 31 2009 5845 39–50 32 2011 7094 40–51 33 2013 8265 41–53 34 2013 116–122 35 2009 18 2 2 213–229 36 1997 7 2 2 133–160 37 2012 1 38 1988 455–462 39 2006 42 3 3 1673–1683 40 1986 487–500 41 1988 1