Dr. Jin Kim lectures at DENTIS World Symposium, Seoul, Koreahttps://www.youtube.com/watch?v=-czC_jxmElM 19400377_10154926100324102_7476125675543709704_o19441963_10154932088229102_643942877285439388_o
https://www.youtube.com/watch?v=-czC_jxmElM 19400377_10154926100324102_7476125675543709704_o19441963_10154932088229102_643942877285439388_o