DOI: 10.1055/s-00000094

Zeitschrift für Gastroenterologie

References

Brenner H, Chang-Claude J, Seiler CM. et al.
Potential for colorectal cancer prevention of sigmoidoscopy versus colonoscopy: population-based case control study. 
Cancer Epidemiol Biomarkers Prev 2007; 16: 494-499  

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