Wafula, Barasa, et al. “Prevalence of the Posterior Ponticulus and Arcuate Foramen in a Kenyan Population: A Cross-Sectional Radiological Study”. East African Journal of Neurological Sciences, vol. 4, no. 1, Feb. 2025, pp. 15-22, https://theeajns.org/index.php/eajns/article/view/261.