APA-viite

Parajuli, R., Bjerkaas, E., Tverdal, A., Le Marchand, L., Weiderpass, E., & Gram, I. T. (2014). Smoking increases rectal cancer risk to the same extent in women as in men: Results from a Norwegian cohort study. BioMed Central.

Chicago-tyylinen lähdeviittaus

Parajuli, Ranjan, Eivind Bjerkaas, Aage Tverdal, Loïc Le Marchand, Elisabete Weiderpass, ja Inger T. Gram. Smoking Increases Rectal Cancer Risk to the Same Extent in Women As in Men: Results From a Norwegian Cohort Study. BioMed Central, 2014.

MLA-viite

Parajuli, Ranjan, et al. Smoking Increases Rectal Cancer Risk to the Same Extent in Women As in Men: Results From a Norwegian Cohort Study. BioMed Central, 2014.

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