Rates of hemorrhage during warfarin therapy for atrial fibrillation

The Leslie Dan Faculty of Pharmacy (Gomes, Mamdani) and the Department of Health Policy, Management, and Evaluation (Juurlink, Mamdani, Paterson), University of Toronto; the Institute for Clinical Evaluative Sciences (Juurlink, Paterson, Hellings, Mamdani); the Sunnybrook Research Institute (Juurlink); and the Keenan Research Centre of the Li Ka Shing Knowledge Institute (Mamdani), St. Michael’s Hospital, Toronto, Ont.; the Department of Family Medicine (Paterson) and Division of Clinical Pharmacology & Therapeutics (Holbrook), McMaster University; and the Centre for Evaluation of Medicines (Holbrook, Paterson), St. Joseph’s Healthcare, Hamilton, Ont.

The Leslie Dan Faculty of Pharmacy (Gomes, Mamdani) and the Department of Health Policy, Management, and Evaluation (Juurlink, Mamdani, Paterson), University of Toronto; the Institute for Clinical Evaluative Sciences (Juurlink, Paterson, Hellings, Mamdani); the Sunnybrook Research Institute (Juurlink); and the Keenan Research Centre of the Li Ka Shing Knowledge Institute (Mamdani), St. Michael’s Hospital, Toronto, Ont.; the Department of Family Medicine (Paterson) and Division of Clinical Pharmacology & Therapeutics (Holbrook), McMaster University; and the Centre for Evaluation of Medicines (Holbrook, Paterson), St. Joseph’s Healthcare, Hamilton, Ont.

The Leslie Dan Faculty of Pharmacy (Gomes, Mamdani) and the Department of Health Policy, Management, and Evaluation (Juurlink, Mamdani, Paterson), University of Toronto; the Institute for Clinical Evaluative Sciences (Juurlink, Paterson, Hellings, Mamdani); the Sunnybrook Research Institute (Juurlink); and the Keenan Research Centre of the Li Ka Shing Knowledge Institute (Mamdani), St. Michael’s Hospital, Toronto, Ont.; the Department of Family Medicine (Paterson) and Division of Clinical Pharmacology & Therapeutics (Holbrook), McMaster University; and the Centre for Evaluation of Medicines (Holbrook, Paterson), St. Joseph’s Healthcare, Hamilton, Ont.

The Leslie Dan Faculty of Pharmacy (Gomes, Mamdani) and the Department of Health Policy, Management, and Evaluation (Juurlink, Mamdani, Paterson), University of Toronto; the Institute for Clinical Evaluative Sciences (Juurlink, Paterson, Hellings, Mamdani); the Sunnybrook Research Institute (Juurlink); and the Keenan Research Centre of the Li Ka Shing Knowledge Institute (Mamdani), St. Michael’s Hospital, Toronto, Ont.; the Department of Family Medicine (Paterson) and Division of Clinical Pharmacology & Therapeutics (Holbrook), McMaster University; and the Centre for Evaluation of Medicines (Holbrook, Paterson), St. Joseph’s Healthcare, Hamilton, Ont.

The Leslie Dan Faculty of Pharmacy (Gomes, Mamdani) and the Department of Health Policy, Management, and Evaluation (Juurlink, Mamdani, Paterson), University of Toronto; the Institute for Clinical Evaluative Sciences (Juurlink, Paterson, Hellings, Mamdani); the Sunnybrook Research Institute (Juurlink); and the Keenan Research Centre of the Li Ka Shing Knowledge Institute (Mamdani), St. Michael’s Hospital, Toronto, Ont.; the Department of Family Medicine (Paterson) and Division of Clinical Pharmacology & Therapeutics (Holbrook), McMaster University; and the Centre for Evaluation of Medicines (Holbrook, Paterson), St. Joseph’s Healthcare, Hamilton, Ont.

The Leslie Dan Faculty of Pharmacy (Gomes, Mamdani) and the Department of Health Policy, Management, and Evaluation (Juurlink, Mamdani, Paterson), University of Toronto; the Institute for Clinical Evaluative Sciences (Juurlink, Paterson, Hellings, Mamdani); the Sunnybrook Research Institute (Juurlink); and the Keenan Research Centre of the Li Ka Shing Knowledge Institute (Mamdani), St. Michael’s Hospital, Toronto, Ont.; the Department of Family Medicine (Paterson) and Division of Clinical Pharmacology & Therapeutics (Holbrook), McMaster University; and the Centre for Evaluation of Medicines (Holbrook, Paterson), St. Joseph’s Healthcare, Hamilton, Ont.