1. George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, Georgia 30332, United States
2. Wearable Intelligent Systems and Healthcare Center (WISH Center) at Institute for Matter and Systems, Georgia Institute of Technology, Atlanta, Georgia 30332, United States
3. School of Electrical and Computer Engineering, College of Engineering, Georgia Institute of Technology, Atlanta, Georgia 30332, United States
4. Wallace H. Coulter Department of Biomedical Engineering, Georgia Tech and Emory University School of Medicine, Atlanta, Georgia 30332, United States
5. Parker H. Petit Institute for Bioengineering and Biosciences, Institute for Robotics and Intelligent Machines, Georgia Institute of Technology, Atlanta, Georgia 30332, United States