1405-3322 1405-3322 S1405-33222006000200237 10.18268/bsgm2006v58n2a6 Mexico Mexico USA 00 00 2006 00 00 2006 58 2 237 250

1990 95-106 2000 1991 21-31 1998 50 69-79 2005 273-82 2006 4 1 1 49-55 1998 75-80 2005 I Shanghai, P.R. China 155-64 2005 22 1 1 1-18 2003 53 121-36 1947 7-14 2001 18 2 2 175-85 2001 127 9 9 783-9 1998 35 600-10 1978 177-81 1989 371-8 1998 2005 60 205-26 2002 3-12 162-214 1952 1976 923-4 1984 VI 67-105 1962 1984 73 259-88 1991 39-42 2002 183-92 1977 15 3 3 203-14 1976 1984 151 151 291-9 1993 40 332-42 1991 30 2 2 87-95 1959 1990 83-114 2000 39 6 6 595-602 1976 25 3 3 527-54 1975 7-38 1983 23 1 1 38-46 1991 1-12 1989 1984 43-157 2002 65 245-60 1998 40 73-88 1991 200 200 249-60 1969 Tokio 295-302 1991 67-74 1989 29 367-9 2003 25 1241-50 1995 8-41 1987 60 17.28 1997 27 177-98 2001 51 10 10 901.904 1953 58-70