共 8 条
[1]
Alpha-Tocopherol Beta Carotene Cancer Prevention Study Group, 1994, N Engl J Med, V330, P1029, DOI 10.1056/NEJM199404143301501
[2]
GOODMAN GE, 1993, CANCER EPIDEM BIOMAR, V2, P389
[3]
Meinert C. L., 1986, CLIN TRIALS DESIGN C
[6]
OMENN GS, 1994, CANCER RES, V54, pS2038
[8]
STATISTICAL DESIGN AND MONITORING OF THE CAROTENE AND RETINOL EFFICACY TRIAL (CARET)
[J].
CONTROLLED CLINICAL TRIALS,
1993, 14 (04)
:308-324