Andersen, L. B. (2004). Relative Risk of Mortality in the Physically Inactive Is Underestimated Because of Real Changes in Exposure Level during Follow-up. American journal of epidemiology, 160(2), 189-195. https://doi.org/10.1093/aje/kwh195
Chicago Style (17th ed.) CitationAndersen, L. B. "Relative Risk of Mortality in the Physically Inactive Is Underestimated Because of Real Changes in Exposure Level During Follow-up." American Journal of Epidemiology 160, no. 2 (2004): 189-195. https://doi.org/10.1093/aje/kwh195.
MLA (9th ed.) CitationAndersen, L. B. "Relative Risk of Mortality in the Physically Inactive Is Underestimated Because of Real Changes in Exposure Level During Follow-up." American Journal of Epidemiology, vol. 160, no. 2, 2004, pp. 189-195, https://doi.org/10.1093/aje/kwh195.