1. Key Laboratory of Industrial Design and Ergonomics, Ministry of Industry and Information Technology, Xi'an, Shaanxi, China
2. Shaanxi Engineering Laboratory for Industrial Design, Northwestern Polytechnical University, Xi'an, Shaanxi, China
3. School of Public Health, University of California Berkeley, Berkeley, CA, USA
4. College of Humanities and Arts, Xi'an University of Finance and Economics, Xi'an, Shaanxi, China
5. Department of Mechanical Engineering, University of California Berkeley, Berkeley, CA, USA
6. Department of Medicine, University of California, San Francisco, CA, USA