Natural course of untreated cluster headache: A retrospective cohort study.

MLA

Lee, Mi Ji, et al. “Natural Course of Untreated Cluster Headache: A Retrospective Cohort Study.” Cephalalgia : An International Journal of Headache, vol. 38, no. 4, Apr. 2018, pp. 655–61. EBSCOhost, https://doi.org/10.1177/0333102417706350.

APA

Lee, M. J., Choi, H. A., Shin, J. H., Park, H. R., & Chung, C.-S. (2018). Natural course of untreated cluster headache: A retrospective cohort study. Cephalalgia : An International Journal of Headache, 38(4), 655–661. https://doi.org/10.1177/0333102417706350

Chicago

Lee, Mi Ji, Hyun Ah Choi, Jong Hwa Shin, Hea Ree Park, and Chin-Sang Chung. 2018. “Natural Course of Untreated Cluster Headache: A Retrospective Cohort Study.” Cephalalgia : An International Journal of Headache 38 (4): 655–61. doi:10.1177/0333102417706350.