CONTROLLED TRIAL OF Nd-YAG LASER PHOTOCOAGULATION IN BLEEDING PEPTIC ULCERS

X. <i>On the criterion that a given system of deviations from the probable in the case of a correlated system of variables is such that it can be reasonably supposed to have arisen from random sampling</i>

Karl Pearson · The London Edinburgh and Dublin Philosophical Magazine and Journal of Science · 1900 · 4K citations

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Charles C. Grove, R. A. Fisher · American Mathematical Monthly · 1930 · 1.4K citations

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Contingency Tables Involving Small Numbers and the χ2 Test

F Yates · Journal of the Royal Statistical Society Series B (Statistical Methodology) · 1934 · 1.3K citations

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Statistical Methods for Research Workers

Nature · 1933 · 1.1K citations · Full text

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The National ASGE Survey on Upper Gastrointestinal Bleeding

Fred E. Silverstein, David Gilbert, Francis J. Tedesco et al. · Gastrointestinal Endoscopy · 1981 · 465 citations

Medicine, Clinical Sciences, Internal Medicine +10