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Symmetric group sequential test designs.
Emerson SS, Fleming TR. Emerson SS, et al. Among authors: fleming tr. Biometrics. 1989 Sep;45(3):905-23. Biometrics. 1989. PMID: 2675998 Clinical Trial.
Approaches to monitoring clinical trials.
Fleming TR, Watelet LF. Fleming TR, et al. J Natl Cancer Inst. 1989 Feb 1;81(3):188-93. doi: 10.1093/jnci/81.3.188. J Natl Cancer Inst. 1989. PMID: 2642969 Review.
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