Citation:Drew DA, Nishihara R, Lochhead P, Kuchiba A, Qian ZR, Mima K, et al 2017

Citation

Drew DA, Nishihara R, Lochhead P, Kuchiba A, Qian ZR, Mima K, et al. A Prospective Study of Smoking and Risk of Synchronous Colorectal Cancers. Am J Gastroenterol 2017 Mar;112(3):493-501 Available from: http://www.ncbi.nlm.nih.gov/pubmed/28117362.

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