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- John K. Marshall*,
- Paul V. Grootendorst†‡,
- Bernie J. O'Brien†‡,
- Lisa R. Dolovichद,
- Anne M. Holbrook*†,
- Adrian R. Levy**††
- From *the Department of Medicine, McMaster University, Hamilton, Ont.; †the Centre for Evaluation of Medicines, St. Joseph's Hospital, Hamilton, Ont.; ‡the Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ont.; §the Faculty of Pharmacy, University of Toronto, Toronto, Ont.; ¶the Department of Family Medicine, McMaster University; Hamilton, Ont.; **the Centre for Health Evaluation and Outcome Sciences, St. Paul's Hospital, Vancouver, BC; and ††the Department of Health Care and Epidemiology, University of British Columbia, Vancouver, BC
- Correspondence to:
Dr. John K. Marshall, Division of Gastroenterology (4W8), McMaster University Medical Centre, 1200 Main St. W, Hamilton ON L8N 3Z5; fax 905 521-4958; marshllj{at}mcmaster.ca