共 22 条
[1]
[Anonymous], 1979, IARC Monogr Eval Carcinog Risk Chem Hum, V21, P173
[2]
ARMITAGE P, 1971, STATISTICAL METHODS
[5]
BRIAN DD, 1980, MAYO CLIN PROC, V55, P89
[6]
COLTON T, 1974, STATISTICS MED
[7]
COX DR, 1972, J R STAT SOC B, V34, P187
[9]
HILL A, 1983, CANCER RES, V43, P4114
[10]
HILL A, 1982, CANCER RES, V42, P893