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New Horizons (Baltimore, Md.)|November 1, 1996
Systematic reviews, economic evaluations, and practice guidelines: can research synthesis help us care for the critically ill?D J Cook, A G EllrodtCritical Care Clinics|August 13, 1998
Evidence-based medicine. A tool for enhancing critical care practiceD J Cook, M M LevyJAMA|July 13, 2000
Users' guides to the medical literature: XXIII. Qualitative research in health care A. Are the results of the study valid? Evidence-Based Medicine Working GroupM K Giacomini, D J CookAnesthesiology|April 1, 1994
Mechanism of the negative inotropic effect of propofol in isolated ferret ventricular myocardiumD J Cook, P R HousmansGut|December 1, 1984
Abnormal goblet cell glycoconjugates in rectal biopsies associated with an increased risk of neoplasia in patients with ulcerative colitis: early results of a prospective studyC R Boland, P Lance, B Levin, et al.Scandinavian Journal of Gastroenterology|February 27, 1999
Morphologic criteria applicable to biopsy specimens for effective distinction of inflammatory bowel disease from other forms of colitis and of Crohn's disease from ulcerative colitisM Tanaka, R H Riddell, H Saito, et al.Bulletin of the World Health Organization|January 1, 1991
Surveillance of patients with chronic ulcerative colitis. WHO Collaborating Centre for the Prevention of Colorectal CancerB Levin, J Lennard-Jones, R H Riddell, et al.The American Journal of Surgical Pathology|January 28, 2003
Loss of CD117 (c-kit)- and CD34-positive ICC and associated CD34-positive fibroblasts defines a subpopulation of chronic intestinal pseudo-obstructionC J Streutker, J D Huizinga, F Campbell, et al.Gastroenterology|August 1, 1987
Composition of the refluxed material determines the degree of reflux esophagitis in the dogA Evander, A G Little, R H Riddell, et al.Canadian Journal of Gastroenterology = Journal Canadien De Gastroenterologie|July 1, 1997
Evaluation of salivary antibodies to detect infection with Helicobacter pyloriM B Loeb, R H Riddell, C James, et al.Pageof 37