Letter to the editor

This publication has 7 references indexed in Scilit:

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• Comparison of Bayesian with group sequential methods for monitoring clinical trials
  Controlled Clinical Trials, 1989
• Practical problems in interim analyses, with particular regard to estimation
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• On the bias of maximum likelihood estimation following a sequential test
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• Estimation following sequential tests
  Biometrika, 1978
• Subjective Probabilities and Exchangeability from an Objective Point of View
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• Group sequential methods in the design and analysis of clinical trials
  Biometrika, 1977