Slapping the word pilot on a failed study
Safeguarding Patients in Clinical Trials with High Mortality Rates
Predicting clinical trial results based on announcements of interim analyses
Net-accessible resources for group sequential designs
Can I stop this study?
What does one-third of the way through a study mean?
When are two events worrisome?
Oops! I found statistical significance in my pilot study
Stopping rules for a Data Safety Monitoring Plan
Group Sequential Monitoring of Clinical Trials in R
When can I stop my CQI study?
Do I have enough data after 24 months of time?
Controversy over stopping a study early
Early stopping in an animal study