1 Division of Mechanical Design Engineering, Jeonbuk National University, Jeonju 54896, Korea.
2 Department of Radiology and Research Institute of Clinical Medicine of Jeonbuk National University, Biomedical Research Institute of Jeonbuk National University Hospital, Jeonju 54907, Korea.
3 Hemorheology Research Institute, Jeonbuk National University, Jeonju 54896, Korea.