1405-6666 1405-6666 S1405-66662005000401083 Mexico 00 12 2005 00 12 2005 10 27 1083 1108

1998 2003 2 2003 1988 1993 1994 ENSM 2002 SEP 1999 SEP 2001 SEP 2001 SEP 2001 SEP 2002 SEP 2002 SEP 2002 SEP 2002 SEP 2002 SEP 2002 SEP 2002 SEP 2003 SEP 2003