共 18 条
[2]
Breslow N, 1980, STATISTICAL METHODS, V32
[4]
HENDERSON BE, 1981, LANCET, V2, P363
[5]
Kelsey J L, 1979, Epidemiol Rev, V1, P74
[6]
KORENMAN SG, 1980, LANCET, V1, P700
[9]
MACMAHON B, 1982, J NATL CANCER I, V70, P247
[10]
MANTEL N, 1959, J NATL CANCER I, V22, P719