共 38 条
[21]
*NAT BOARD HLTH WE, NAT REG CAUS DEATH
[26]
ROSENORM J, 1998, ACTA NEUROCHIR, V93, P24
[27]
*SPSS INC, 2001, SPSS WIND REL 11 0
[28]
*STAT CORP, 2001, STATA STAT SOFTW REL
[29]
*STAT SWED, 1990, REP STAT COORD, V3, P286
[30]
*STAT SWED, 2002, BE12SM0201 STAT SWED