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PubMed
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History
- Published online September 10, 2007.
Copyright & Usage
Copyright© the College of Family Physicians of Canada
Author Information
- Winson Y. Cheung, MD
- Correspondence to: Dr Winson Y. Cheung, 1504—280 Simcoe St, Toronto, ON M5T 2Y5; telephone 416 886–5435; fax 416 598–4238; e-mail wcheung.ca{at}gmail.com