共 17 条
[1]
ARMITAGE P, 1971, STATISTICAL METHODS
[3]
BLOOM B, 1986, NATIONAL HLTH INTERV, V10
[4]
CUMMINGS KM, 1983, J FAM PRACTICE, V17, P1029
[6]
KELSEY JL, 1983, RADIOL CLIN N AM, V21, P1
[8]
SHAPIRO S, 1982, JNCI-J NATL CANCER I, V69, P349
[9]
Shapiro S, 1985, Natl Cancer Inst Monogr, V67, P65
[10]
SHAPIRO S, 1971, J AMER MED ASSOC, V215, P1777