1. Department of Mechanical Engineering and Biomedical Engineering Program, University of Texas at El Paso, El Paso, TX, USA
2. Department of Mechanical Engineering, Bio-manufacturing Center, Tsinghua University, Beijing, China
3. Medprin Institute of Technology (MIT), Guangzhou, China
4. Multidisciplinary Research Center, Shantou University, Shantou, China
5. Department of Neurosurgery, Zhujiang Hospital of South Medical University, Guangzhou, China
6. School of Bioscience & Bioengineering, South China University of Technology, Guangzhou, China
7. National Engineering Research Center for Biomaterials, Sichuan University, Chengdu, China