1. Department of Biomedical Engineering, The Chinese University of Hong Kong, Hong Kong SAR 999077, China.
2. Department of Endoscopy, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou 510000, China.
3. Chow Yuk Ho Technology Centre for Innovative Medicine, The Chinese University of Hong Kong, Hong Kong SAR 999077, China.
4. Department of Materials Science and Engineering, Johns Hopkins University, Baltimore, MD 21218, USA.
5. Department of Surgery, Institute of Digestive Disease, State Key Laboratory of Digestive Disease, The Chinese University of Hong Kong, Hong Kong SAR 999077, China.
6. Empa, Swiss Federal Laboratories for Materials Science and Technology, Laboratory for Biomimetic Membranes and Textiles, Lerchenfeldstrasse 5, CH-9014 St. Gallen, Switzerland.
7. Department of Orthpaedics and Traumatology, The Chinese University of Hong Kong, Hong Kong SAR 999077, China.
8. The Chinese University of Hong Kong Shenzhen Research Institute, Shenzhen 518000, China.