1. Department of Mechanical Engineering, Cheng Shiu University, Kaohsiung 83347, Taiwan
2. Department of Mechanical Engineering, National Sun Yat-Sen University, Kaohsiung 80424, Taiwan
3. Department of Leisure and Sports Management, Cheng Shiu University, Kaohsiung 83347, Taiwan
4. Bachelor Program of Medical Engineering, Cheng Shiu University, Kaohsiung 83347, Taiwan