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5. When was a "negative" clinical trial big enough? How many patients you needed depends on what you found. Detsky AS; Sackett DL Arch Intern Med; 1985 Apr; 145(4):709-12. PubMed ID: 3985731 [TBL] [Abstract][Full Text] [Related]
6. The impact that group sequential tests would have made on ECOG clinical trials. Rosner GL; Tsiatis AA Stat Med; 1989 Apr; 8(4):505-16. PubMed ID: 2657957 [TBL] [Abstract][Full Text] [Related]
7. 2 X 2 tables. Brown GW Am J Dis Child; 1985 Apr; 139(4):410-6. PubMed ID: 3883750 [TBL] [Abstract][Full Text] [Related]
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