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Journal of Clinical Epidemiology|January 1, 1990
The relationship between chi-square statistics from matched and unmatched analysesA Donner, K Y LiAmerican Journal of Obstetrics and Gynecology|May 14, 1998
Effects of adding C-19 versus C-21 progestin to conjugated estrogen in moderately hypercholesterolemic postmenopausal womenB M Wolfe, J J Koval, J A NiskerJournal of Public Health Dentistry|January 1, 1997
Nonresponse bias in a survey of Ontario dentists' infection control and attitudes concerning HIVG M McCarthy, J J Koval, J K MacDonaldAnnals of Epidemiology|October 6, 2000
Is smoking associated with the risk of developing Alzheimer's disease? Results from three Canadian data setsS L Tyas, L L Pederson, J J KovalCanadian Journal of Microbiology|December 1, 1978
The effect of chemical fixatives on cell walls of Bacillus subtilisT J Beveridge, F M Williams, J J KovalStatistics in Medicine|October 26, 2007
Construction of confidence limits about effect measures: a general approachG Y Zou, A DonnerAmerican Journal of Public Health|April 7, 1999
Factors associated with refusal to treat HIV-infected patients: the results of a national survey of dentists in CanadaG M McCarthy, J J Koval, J K MacDonaldMaturitas|December 22, 1999
Impact on postmenopausal symptoms of adding continuous C-21 versus C-19 progestin to estrogenB M Wolfe, J J Koval, J A NiskerInfection Control and Hospital Epidemiology|June 1, 1999
Occupational injuries and exposures among Canadian dentists: the results of a national surveyG M McCarthy, J J Koval, J K MacDonaldPageof 45