Recommendations on screening for breast cancer in average-risk women aged 40–74 years

Competing interests: Marcello Tonelli, Michel Joffres, James Dickinson, Harminder Singh, Gabriela Lewin and Richard Birtwhistle have received support for travel to meetings from the Public Health Agency of Canada. Gabriela Lewin is an employee of Kemptville District Hospital. No other competing interests were declared. This article has been peer reviewed. Contributors: All of the authors made substantial contributions to the conception and design of the article, the acquisition, analysis and interpretation of data, drafted the article and revised it critically for important intellectual content and approved the final version submitted for publication. Funding: Funding for the Canadian Task Force on Preventive Health Care is provided by the Public Health Agency of Canada and the Canadian Institutes of Health Research. The views of the funding bodies have not influenced the content of the guideline; competing interests have been recorded and addressed. The views expressed in this article are those of the authors and do not represent those of the Public Health Agency of Canada. Guidelines writing group: Marcello Tonelli, Sarah Connor Gorber, Michel Joffres, James Dickinson, Harminder Singh, Gabriela Lewin, Richard Birtwhistle. Systematic review writing group: Donna Fitzpatrick-Lewis, Nicole Hodgson, Donna Ciliska, Marcello Tonelli, Mary Gauld, Yan Yun Liu.

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