Hussein, N. R., and H. K. Omer. “Transnasal Nimodipine-Loaded Mucoadhesive Nanoliposomes: Preparation and in-Vitro Evaluation”. Zanco Journal of Medical Sciences (Zanco J Med Sci), vol. 23, no. 2, Aug. 2019, pp. 217-25, doi:10.15218/zjms.2019.027.