APA (7th ed.) Citation

GE, D., BK, K., W, M., P, H., ME, K., & J, L. (2021). Immune Status and Mortality in Smokers, Ex-smokers, and Never-Smokers: The Ludwigshafen Risk and Cardiovascular Health Study. Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco, 23(7), 1191. https://doi.org/10.1093/ntr/ntab011

Chicago Style (17th ed.) Citation

GE, Delgado, Krämer BK, März W, Hellstern P, Kleber ME, and Leipe J. "Immune Status and Mortality in Smokers, Ex-smokers, and Never-Smokers: The Ludwigshafen Risk and Cardiovascular Health Study." Nicotine & Tobacco Research : Official Journal of the Society for Research on Nicotine and Tobacco 23, no. 7 (2021): 1191. https://doi.org/10.1093/ntr/ntab011.

MLA (9th ed.) Citation

GE, Delgado, et al. "Immune Status and Mortality in Smokers, Ex-smokers, and Never-Smokers: The Ludwigshafen Risk and Cardiovascular Health Study." Nicotine & Tobacco Research : Official Journal of the Society for Research on Nicotine and Tobacco, vol. 23, no. 7, 2021, p. 1191, https://doi.org/10.1093/ntr/ntab011.