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The power of the protocol.
Lassere M, Johnson K. Lassere M, et al. Among authors: johnson k. Lancet. 2002 Nov 23;360(9346):1620-2. doi: 10.1016/S0140-6736(02)11652-7. Lancet. 2002. PMID: 12457782 No abstract available.
Is blood pressure reduction a valid surrogate endpoint for stroke prevention? An analysis incorporating a systematic review of randomised controlled trials, a by-trial weighted errors-in-variables regression, the surrogate threshold effect (STE) and the Biomarker-Surrogacy (BioSurrogate) Evaluation Schema (BSES).
Lassere MN, Johnson KR, Schiff M, Rees D. Lassere MN, et al. BMC Med Res Methodol. 2012 Mar 12;12:27. doi: 10.1186/1471-2288-12-27. BMC Med Res Methodol. 2012. PMID: 22409774 Free PMC article. Review.
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