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American Journal of Epidemiology|April 1, 1977
Determination of significant relative risks and optimal sampling procedures in prospective and retrospective comparative studies of various sizesS D WalterJournal of Epidemiology and Community Health|June 1, 1980
Exact significance levels for Hewitt's test for seasonalityS D WalterBritish Journal of Preventive & Social Medicine|June 1, 1977
The power of a test for seasonalityS D WalterAmerican Journal of Epidemiology|May 15, 1995
Methods of reporting statistical results from medical research studiesS D WalterStatistics in Medicine|July 30, 1993
Visual and statistical assessment of spatial clustering in mapped dataS D WalterJournal of Clinical Epidemiology|September 27, 2000
Choice of effect measure for epidemiological dataS D WalterAnnals of Oncology : Official Journal of the European Society for Medical Oncology|July 26, 2003
Mammographic screening: case-control studiesS D WalterJournal of Biopharmaceutical Statistics|November 14, 1997
Crossover trials with a cumulative responseS D WalterAmerican Journal of Epidemiology|October 1, 1994
Calendar effects in the analysis of seasonal dataS D WalterPageof 40