Gastrointestinal endoscopy--a Canadian perspective.
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D002170:Canada; D003362:Cost-Benefit Analysis; D016099:Endoscopy, Gastrointestinal / Q000191:economics / Q000592:standards* / Q000639:trends; D005249:Fees and Charges; D005762:Gastroenterology / Q000592:standards* / Q000639:trends; D017408:Guidelines as Topic; D006801:Humans