Komune, N., Matsuo, S., Miki, K., Akagi, Y., Kurogi, R., Iihara, K., & Nakagawa, T. (2018). Surgical anatomy of the Eustachian tube for endoscopic transnasal skull base surgery: a cadaveric and radiological study. World Neurosurgery. https://doi.org/10.1016/j.wneu.2018.01.003 (Original work published 2018)