Loder, E. W., & Sheftell, F. (2005). The Quality of Headache Treatment in The United States: Review and Analysis of Recent Data. Headache: The Journal of Head & Face Pain, 45(7), 939. https://doi.org/10.1111/j.1526-4610.2005.05163.x
Chicago Style (17th ed.) CitationLoder, Elizabeth W., and Fred Sheftell. "The Quality of Headache Treatment in The United States: Review and Analysis of Recent Data." Headache: The Journal of Head & Face Pain 45, no. 7 (2005): 939. https://doi.org/10.1111/j.1526-4610.2005.05163.x.
MLA (9th ed.) CitationLoder, Elizabeth W., and Fred Sheftell. "The Quality of Headache Treatment in The United States: Review and Analysis of Recent Data." Headache: The Journal of Head & Face Pain, vol. 45, no. 7, 2005, p. 939, https://doi.org/10.1111/j.1526-4610.2005.05163.x.