1. Department of Anatomy and BK21 Plus, Kyungpook National University School of Medicine, Junggu, Daegu, Republic of Korea.
2. Department of Biochemistry and Molecular Biology, Yeungnam University College of Medicine, Namgu, Daegu, Republic of Korea.
3. Department of Molecular Medicine and MRC, Keimyung University School of Medicine, Dalseogu, Daegu, Republic of Korea.