Authors:
THORNQUIST MD
OMENN GS
GOODMAN GE
GRIZZLE JE
ROSENSTOCK L
BARNHART S
ANDERSON GL
HAMMAR S
BALMES J
CHERNIACK M
CONE J
CULLEN MR
GLASS A
KEOGH JP
MEYSKENS F
VALANIS B
WILLIAMS JH
Citation: Md. Thornquist et al., STATISTICAL DESIGN AND MONITORING OF THE CAROTENE AND RETINOL EFFICACY TRIAL (CARET), Controlled clinical trials, 14(4), 1993, pp. 308-324