1. Department of Medical Devices Industry, Dongguk University-Seoul, (100-715) 26, Pil-dong 3-ga, Jung-gu, Seoul, South Korea
2. Department of Medical Biotechnology, Dongguk University-Bio Medi Campus, (410-820) 32, Dongguk-ro, Ilsan Dong-gu, Goyang-si, Gyeonggi-do, South Korea