APA (7th ed.) Citation

Chang, H. J., Burke, A. E., & Glass, R. M. (2009). Cluster Headache. JAMA: Journal of the American Medical Association, 302(22), 2502. https://doi.org/10.1001/jama.302.22.2502

Chicago Style (17th ed.) Citation

Chang, Huan J., Alison E. Burke, and Richard M. Glass. "Cluster Headache." JAMA: Journal of the American Medical Association 302, no. 22 (2009): 2502. https://doi.org/10.1001/jama.302.22.2502.

MLA (9th ed.) Citation

Chang, Huan J., et al. "Cluster Headache." JAMA: Journal of the American Medical Association, vol. 302, no. 22, 2009, p. 2502, https://doi.org/10.1001/jama.302.22.2502.