1. Cancer [Internet] (2018) World Health Organization. World Health Organization [cited 2019Dec25]. Available from: https://www.who.int/news-room/fact-sheets/detail/cancer. Accessed 25 Dec 2019
2. Jemal A, Ward EM, Johnson CJ (2017) Annual report to the nation on the status of cancer, 1975-2014, Featuring survival. J Natl Cancer Inst 109(9). https://doi.org/10.1093/jnci/djx030
3. Ferlay J, Dikshit R, Elser S, Mathers C, Rebelo M, Parkin DM, Forman D, Bray F (2013) GLOBOCAN 2012 v1.0, Cancer incidence and mortality worldwide: IARC CancerBase no. 11 [internet]. International Agency for Research on Cancer, Lyon Available from: http://globocan.iarc.fr/Pages/burden_sel.aspx. Accessed 25 Aug 2014
4. NCRP (2013) Three-year report of the population based cancer registries- 2009-2011. National cancer registry programme, Indian council of medical research (ICMR), Bangalore, India, p 2013
5. Rabeneck L, Davila JA, El-Serag HB (2003) Is there a true “shift” to the right colon in the incidence of colorectal cancer? Am J Gastroenterol 98:1400–1409