PN, L., JS, F., & AJ, T. (2014). Estimating the decline in excess risk of cerebrovascular disease following quitting smoking--a systematic review based on the negative exponential model. Regulatory toxicology and pharmacology : RTP, 68(1), 85. https://doi.org/10.1016/j.yrtph.2013.11.013
Chicago Style (17th ed.) CitationPN, Lee, Fry JS, and Thornton AJ. "Estimating the Decline in Excess Risk of Cerebrovascular Disease Following Quitting Smoking--a Systematic Review Based on the Negative Exponential Model." Regulatory Toxicology and Pharmacology : RTP 68, no. 1 (2014): 85. https://doi.org/10.1016/j.yrtph.2013.11.013.
MLA (9th ed.) CitationPN, Lee, et al. "Estimating the Decline in Excess Risk of Cerebrovascular Disease Following Quitting Smoking--a Systematic Review Based on the Negative Exponential Model." Regulatory Toxicology and Pharmacology : RTP, vol. 68, no. 1, 2014, p. 85, https://doi.org/10.1016/j.yrtph.2013.11.013.