Quantifying the time-varying association between objectively measured physical activity and mortality in US older adults over a 12-year follow-up period: the NHANES 2003–2006 study ...
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Correspondence to Dr Kerry Dwan, Centre for Reviews and Dissemination, University of York, York, UK; Kerry.dwan{at}york.ac.uk A systematic review identifies, appraises and synthesises all the ...
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Correspondence to Dr Mark H Ebell, Department of Epidemiology and Biostatistics, College of Public Health, University of Georgia, 125 Miller Hall, UGA Health Sciences Campus, Athens, GA 30602, USA; ...
Correspondence to Dr Mohammad Hassan Murad, Evidence-based Practice Center, Mayo Clinic, Rochester, MN 55905, USA; murad.mohammad{at}mayo.edu When decision makers make a recommendation based on ...
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Accelerating Food and Drug Administration (FDA) product approval to market based on surrogate markers in the absence of proven efficacy creates a risk of adverse outcomes for affected patients, even ...