APA (7th ed.) Citation

Prior, M., Cooper, K., May, L., Bowen, D., Prior, M. J., Cooper, K. M., . . . Bowen, D. L. (2002). Efficacy and safety of acetaminophen and naproxen in the treatment of tension-type headache. A randomized, double-blind, placebo-controlled trial. Cephalalgia, 22(9), 740. https://doi.org/10.1046/j.1468-2982.2002.00419.x

Chicago Style (17th ed.) Citation

Prior, MJ, KM Cooper, LG May, DL Bowen, M J. Prior, K M. Cooper, L G. May, and D L. Bowen. "Efficacy and Safety of Acetaminophen and Naproxen in the Treatment of Tension-type Headache. A Randomized, Double-blind, Placebo-controlled Trial." Cephalalgia 22, no. 9 (2002): 740. https://doi.org/10.1046/j.1468-2982.2002.00419.x.

MLA (9th ed.) Citation

Prior, MJ, et al. "Efficacy and Safety of Acetaminophen and Naproxen in the Treatment of Tension-type Headache. A Randomized, Double-blind, Placebo-controlled Trial." Cephalalgia, vol. 22, no. 9, 2002, p. 740, https://doi.org/10.1046/j.1468-2982.2002.00419.x.