Zinc supplementation decreases incidence of infections in the elderly: effect of zinc on generation of cytokines and oxidative stress

Statistical power analysis for the behavioral sciences

Computers Environment and Urban Systems · 1990 · 65.6K citations

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Statistical Power Analysis for the Behavioral Sciences (2nd ed.).

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Statistical Power Analysis for the Behavioral Sciences

Keith E. Muller · Technometrics · 1989 · 16.5K citations

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A Randomized, Placebo-Controlled, Clinical Trial of High-Dose Supplementation With Vitamins C and E, Beta Carotene, and Zinc for Age-Related Macular Degeneration and Vision Loss

Archives of Ophthalmology · 2001 · 3.2K citations · Full text

Randomised double-blind comparison of chimeric monoclonal antibody to tumour necrosis factor α (cA2) versus placebo in rheumatoid arthritis

Michael J. Elliott, Ravinder N. Maini, Marc Feldmann et al. · The Lancet · 1994 · 1.7K citations

Inflammation, Rheumatology, Rheumatoid Disorder +11