APA (7th ed.) Citation

Shiffman, S., & Ferguson, S. G. (2008). The effect of a nicotine patch on cigarette craving over the course of the day: Results from two randomized clinical trials. Current Medical Research & Opinion, 24(10), 2795. https://doi.org/10.1185/03007990802380341

Chicago Style (17th ed.) Citation

Shiffman, Saul, and Stuart G. Ferguson. "The Effect of a Nicotine Patch on Cigarette Craving over the Course of the Day: Results from Two Randomized Clinical Trials." Current Medical Research & Opinion 24, no. 10 (2008): 2795. https://doi.org/10.1185/03007990802380341.

MLA (9th ed.) Citation

Shiffman, Saul, and Stuart G. Ferguson. "The Effect of a Nicotine Patch on Cigarette Craving over the Course of the Day: Results from Two Randomized Clinical Trials." Current Medical Research & Opinion, vol. 24, no. 10, 2008, p. 2795, https://doi.org/10.1185/03007990802380341.