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03. Chung, Gyu Chul, and Sung-Hyuk Moon. "Efficacy of Primary Intravitreal Ranibizumab Injection for Treatment of Type 1 Retinopathy of Prematurity." Journal of the Korean Ophthalmological Society 58.9 (2017): 1080-1086.
04.Chung, Gyu Chul, et al. "Comparison of inner retinal thickness between the fellow eyes of unilateral branch retinal vein occlusion and normal control." Journal of the Korean Ophthalmological Society 58.2 (2017): 165-170.