Jo, J. ., Kim, E. ., , Kim, M. ., Chung, J. ., & Park, J. . (2017). Quality and readability of internet-based information on halitosis. Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology. https://doi.org/10.1016/j.oooo.2017.12.001 (Original work published 2017)

Lee, J. ., Choi, K. ., Jung, H. ., Baik, G. ., Park, J. ., Kim, S. ., … Gastrointestinal, R. K. C. of H. and U. (2018). Seroprevalence of Helicobacter pylori in Korea: A multicenter, nationwide study conducted in 2015 and 2016. Helicobacter. https://doi.org/10.1111/hel.12463 (Original work published 2018)