Zhen, F., Yamaguto, G.E., Yamaguto, T.T., Bochnia Küster, J.G. and Piovesan, E.J. 2022. Primary Cough Headache Associated with Jugular Insufficiency: Report of Two Cases. International Journal of Medical Students. 10, 4 (Dec. 2022), 417–420. DOI:https://doi.org/10.5195/ijms.2022.1619.