APA Citation

Todd, S., Whitehead, A., Stallard, N., & Whitehead, J. (2001). Interim analyses and sequential designs in phase III studies. Blackwell Science Inc.

Citação norma Chicago

Todd, Susan, Anne Whitehead, Nigel Stallard, and John Whitehead. Interim Analyses and Sequential Designs in Phase III Studies. Blackwell Science Inc, 2001.

MLA Citation

Todd, Susan, Anne Whitehead, Nigel Stallard, and John Whitehead. Interim Analyses and Sequential Designs in Phase III Studies. Blackwell Science Inc, 2001.

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