Lubis, R.R., Adella, C.A. and Lubis, L.D. 2021. Relationship between Superoxide Dismutase Manganese Gene Polymorphism and Eye Tumors. Open Access Macedonian Journal of Medical Sciences. 9, A (Feb. 2021), 229–232. DOI:https://doi.org/10.3889/oamjms.2021.5968.