Shirbache, K., Shirbacheh, A., Hashemi, M. S., Pishgahi, G., Shirbacheh, M. V., Mirmosayyeb, O., … Togha, M. (2022). The Effect of Valsalva maneuver on Migraine Headache. Archives of Clinical and Biomedical Research, 6(4), 632–638. Retrieved from https://fortunejournals.org/ojs/index.php/acbr/article/view/14942