R, J. R., Kannan, R., & Prasanth, H. R. (2021). A case report of Multi System Atrophy (MSA) with cross over features of Progressive Supranuclear Palsy (PSP). International Journal of Clinical and Experimental Ophthalmology, 5(2), 019–022. https://doi.org/10.29328/journal.ijceo.1001038