Bassler D, Briel M, Montori VM, Lane M, Glasziou P, Zhou Q, Heels-Ansdell D, Walter SD, Guyatt GH; STOPIT-2 Study Group (2010)

Stopping randomized trials early for benefit and estimation of treatment effects: systematic review and meta-regression analysis. JAMA. 303:1180-7.

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Acknowledgements

The editors are grateful to:

JAMA for allowing the James Lind Library to link to this and other articles of historical relevance (email to Iain Chalmers from Annette Flanagin, 29 August 2014).