1. Department of Mechanical and Biomedical Engineering; City University of Hong Kong; 83 Tat Chee Ave Kowloon Hong Kong SAR 999077 China
2. Department of Biology and Chemistry; City University of Hong Kong; 83 Tat Chee Ave Kowloon Hong Kong SAR 999077 China
3. School of Chinese Medicine; Faculty of Science; The Chinese University of Hong Kong; Shatin, Hong Kong SAR 999077 China
4. Department of Anatomy; The University of Hong Kong; 21 Sassoon Road Hong Kong SAR 999077 China
5. Shenzhen Research Institute; City University of Hong Kong; Shenzhen 518057 P. R. China