APA (7th ed.) Citation

Jacob, P., Yu, L., Shulgin, A. T., & Benowitz, N. L. (1999). Minor tobacco alkaloids as biomarkers for tobacco use: Comparison of users of cigarettes, smokeless tobacco, cigars, and pipes. American journal of public health (1971), 89(5), 731-736. https://doi.org/10.2105/AJPH.89.5.731

Chicago Style (17th ed.) Citation

Jacob, P., L. Yu, A T. Shulgin, and N L. Benowitz. "Minor Tobacco Alkaloids as Biomarkers for Tobacco Use: Comparison of Users of Cigarettes, Smokeless Tobacco, Cigars, and Pipes." American Journal of Public Health (1971) 89, no. 5 (1999): 731-736. https://doi.org/10.2105/AJPH.89.5.731.

MLA (9th ed.) Citation

Jacob, P., et al. "Minor Tobacco Alkaloids as Biomarkers for Tobacco Use: Comparison of Users of Cigarettes, Smokeless Tobacco, Cigars, and Pipes." American Journal of Public Health (1971), vol. 89, no. 5, 1999, pp. 731-736, https://doi.org/10.2105/AJPH.89.5.731.