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6. Randomized clinical trials and research strategy. Simon R. Cancer Treat Rep; 1982 May 04; 66(5):1083-7. PubMed ID: 7083212 [No Abstract] [Full Text] [Related]
8. Randomization and efficiency in Zelen's single-consent design. Matts J, McHugh R. Biometrics; 1987 Dec 04; 43(4):885-94. PubMed ID: 3427173 [Abstract] [Full Text] [Related]
9. Historical controls, data banks, and randomized trials in clinical research: a review. Fleming TR. Cancer Treat Rep; 1982 May 04; 66(5):1101-5. PubMed ID: 7083214 [No Abstract] [Full Text] [Related]
10. Strategy and alternate randomized designs in cancer clinical trials. Zelen M. Cancer Treat Rep; 1982 May 04; 66(5):1095-100. PubMed ID: 7083213 [No Abstract] [Full Text] [Related]