Corrigendum: Mitigation of Sodium Iodate-Induced Cytotoxicity in Retinal Pigment Epithelial Cells in vitro by Transgenic Erythropoietin-Expressing Mesenchymal Stem Cells - Koh, Avin Ee-Hwan; Subbiah, Suresh Kumar; Farhana, Aisha; Alam, Mohammad Khursheed; Mok, Pooi Ling (Frontiers in Cell and Developmental Biology, 2021)