Choi, W., Kim, S., Park, S., Baek, Y., Shin, S., Woo, S., … Kwan, J. (2011). Role of dyssynchrony on functional mitral regurgitation in patients with idiopathic dilated cardiomyopathy: a comparison study with geometric parameters of mitral apparatus. Journal of Cardiovascular Ultrasound, 19(2), 69-75. https://doi.org/10.4250/jcu.2011.19.2.69 (Original work published 2011)

Choi, W., Kang, D., Na, S., Park, C., Gokdemir, F., & Moon, T. (2018). Sequentially Vapor-Grown Hybrid Perovskite for Planar Heterojunction Solar Cells. Nanoscale Research Letters, 13(1), 9. https://doi.org/10.1186/s11671-017-2401-5 (Original work published 2018)