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Journal of the Experimental Analysis of Behavior|September 1, 1972
Two different kinds of key peck in the pigeon: some properties of responses maintained by negative and positive response-reinforcer contingenciesB Schwartz, D R WilliamsDiabetic Medicine : a Journal of the British Diabetic Association|April 1, 1993
Diabetes in the elderly: an under-diagnosed conditionD Simmons, D R WilliamsThe Analyst|January 5, 2002
Obtaining the 'best values' of stability constants: the protonation constants of five thioether carboxylates as a case studyM Filella, M García Bugarín, P M MayAmerican Journal of Public Health|November 15, 2000
Race/ethnicity and the 2000 census: recommendations for African American and other black populations in the United StatesD R Williams, J S JacksonVision Research|June 1, 1996
Binocular rivalry with isoluminant stimuli visible only via short-wavelength-sensitive conesR P O'Shea, D R WilliamsCephalalgia : an International Journal of Headache|February 27, 2004
Intravenous lignocaine (lidocaine) infusion for the treatment of chronic daily headache with substantial medication overuseD R Williams, R J StarkNutrition and Cancer|January 1, 1984
Trends in bowel cancer in selected countries in relation to wartime changes in flour millingJ W Powles, D R WilliamsJournal of the Optical Society of America. A, Optics and Image Science|August 1, 1987
Psychophysical estimate of extrafoveal cone spacingN J Coletta, D R WilliamsJournal of the Optical Society of America. A, Optics and Image Science|August 1, 1987
Cone spacing and the visual resolution limitD R Williams, N J ColettaApplied Optics|September 8, 2010
Single-frequency, 500-ns laser pulses generated by a passively Q-switched Nd laserD C Jones, D A RockwellPageof 51