共 22 条
[1]
ALBERT RE, 1979, NEW CONCEPTS SAFET 2, P89
[4]
Armitage P, 1971, J ROYAL STATISTICA A, V134, P155
[6]
BROWN CC, 1983, J NATL CANCER I, V70, P455
[7]
COLLINGWOOD KW, 1987, J NATL CANCER I, V78, P1127
[8]
DAY NE, 1980, JNCI-J NATL CANCER I, V64, P977