1. Department of Mechanical and Aerospace Engineering University of California, Los Angeles Los Angeles California USA
2. Advanced Therapy Center National Innovation Center for Advanced Medical Devices Shenzhen People's Republic of China
3. Institute of Biomedical and Health Engineering, Shenzhen Institute of Advanced Technology Chinese Academy of Sciences Shenzhen People's Republic of China
4. Department of Pediatrics, David Geffen School of Medicine University of California, Los Angeles Los Angeles California USA
5. California NanoSystems Institute University of California, Los Angeles Los Angeles California USA
6. Eli & Edythe Broad Center of Regenerative Medicine and Stem Cell Research University of California, Los Angeles Los Angeles California USA