Flexible trial design in practice - stopping arms for lack-of-benefit and adding research arms mid-trial in STAMPEDE: a multi-arm multi-stage randomized controlled trial
Main Authors: | , , , , , , , , , , , , , , , |
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Format: | Online |
Language: | English |
Published: |
BioMed Central
2012
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Online Access: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3466132/ |