Saper, J. R., Mathew, N. T., Loder, E. W., DeGryse, R., & VanDenburgh, A. M. (2007). A Double-Blind, Randomized, Placebo-Controlled Comparison of Botulinum Toxin Type A Injection Sites and Doses in the Prevention of Episodic Migraine. Pain Medicine, 8(6), 478. https://doi.org/10.1111/j.1526-4637.2006.00168.x
Chicago Style (17th ed.) CitationSaper, Joel R., Ninan T. Mathew, Elizabeth W. Loder, Ronald DeGryse, and Amanda M. VanDenburgh. "A Double-Blind, Randomized, Placebo-Controlled Comparison of Botulinum Toxin Type A Injection Sites and Doses in the Prevention of Episodic Migraine." Pain Medicine 8, no. 6 (2007): 478. https://doi.org/10.1111/j.1526-4637.2006.00168.x.
MLA (9th ed.) CitationSaper, Joel R., et al. "A Double-Blind, Randomized, Placebo-Controlled Comparison of Botulinum Toxin Type A Injection Sites and Doses in the Prevention of Episodic Migraine." Pain Medicine, vol. 8, no. 6, 2007, p. 478, https://doi.org/10.1111/j.1526-4637.2006.00168.x.