共 31 条
[21]
Actual causes of death in the United States, 2000
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
2004, 291 (10)
:1238-1245
[22]
National Cancer Institute, 1994, NIH PUBLICATION
[26]
Silagy C., 2001, COCHRANE DB SYST REV, V2
[27]
*SPSS INC, 2003, SPSS 12 0 BRIEF GUID