Citation:Elmunzer BJ, Hayward RA, Schoenfeld PS, Saini SD, Deshpande A, Waljee AK 2012

Citation

Elmunzer BJ, Hayward RA, Schoenfeld PS, Saini SD, Deshpande A, Waljee AK. Effect of flexible sigmoidoscopy-based screening on incidence and mortality of colorectal cancer: a systematic review and meta-analysis of randomized controlled trials. PLoS Med 2012;9(12):e1001352 Available from: http://www.ncbi.nlm.nih.gov/pubmed/23226108.

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1. Introduction: population screening for colorectal cancer