Comment on

• Protection from right- and left-sided colorectal neoplasms after colonoscopy: population-based study.

  Brenner H, Hoffmeister M, Arndt V, Stegmaier C, Altenhofen L, Haug U. Brenner H, et al. J Natl Cancer Inst. 2010 Jan 20;102(2):89-95. doi: 10.1093/jnci/djp436. Epub 2009 Dec 30. J Natl Cancer Inst. 2010. PMID: 20042716
• Is the effectiveness of colonoscopy "good enough" for population-based screening?

  Baxter NN, Rabeneck L. Baxter NN, et al. J Natl Cancer Inst. 2010 Jan 20;102(2):70-1. doi: 10.1093/jnci/djp469. Epub 2009 Dec 30. J Natl Cancer Inst. 2010. PMID: 20042717 No abstract available.
• Overdiagnosis in cancer.

  Welch HG, Black WC. Welch HG, et al. J Natl Cancer Inst. 2010 May 5;102(9):605-13. doi: 10.1093/jnci/djq099. Epub 2010 Apr 22. J Natl Cancer Inst. 2010. PMID: 20413742 Review.
• Speaking for the evidence: colonoscopy vs computed tomographic colonography.

  Harris R. Harris R. J Natl Cancer Inst. 2010 Aug 18;102(16):1212-4. doi: 10.1093/jnci/djq286. Epub 2010 Jul 22. J Natl Cancer Inst. 2010. PMID: 20651321 No abstract available.
• Fecal occult blood testing when colonoscopy capacity is limited.

  Wilschut JA, Habbema JD, van Leerdam ME, Hol L, Lansdorp-Vogelaar I, Kuipers EJ, van Ballegooijen M. Wilschut JA, et al. J Natl Cancer Inst. 2011 Dec 7;103(23):1741-51. doi: 10.1093/jnci/djr385. Epub 2011 Nov 9. J Natl Cancer Inst. 2011. PMID: 22076285