Umezurike, B., Akhimien, M., Udeala, O., Green, U., Okpechi-Agbo, U. and Ohaeri, M. (2019) “Primary Open Angle Glaucoma: The Pathophysiolgy, Mechanisms, Future Diagnostic and Therapeutic Directions”, Ophthalmology Research: An International Journal, 10(3), pp. 1-17. doi: 10.9734/or/2019/v10i330106.