Correction: Digital Device Exposure and Cognition Levels of Children in Low- and Middle-Income Countries: Cross-sectional Study in Cambodia - Hye Hyeon Kim; JooHyun Lee; Ho Heon Kim; Sangho Hwang; Ilcheong Yi; Sambath Kao; DooRa Kim; Hyuk-Sang Sohn; Joohye Kim; Yejin Choi; Sangchul Yoon; Yu Rang Park (JMIR Publications, 2022)