1. School of Electrical and Electronic Engineering, Nanyang Technological University, 50 Nanyang Avenue, 639798, Singapore
2. Department of Biomedical Engineering, University of Michigan, Ann Arbor, 1101 Beal Avenue, Ann Arbor, Michigan 48109, United States
3. Key Lab of Advanced Transducers and Intelligent Control System of Ministry of Education, Taiyuan University of Technology, Taiyuan, Shanxi, 030024, People’s Republic of China
4. School of Chemical and Biomedical Engineering, Nanyang Technological University, 62 Nanyang Drive, 637459, Singapore