Xiangkui Wan
School of Information Engineering, Guangdong University of Technology, Guangzhou

Kanghui Yan
School of Information Engineering, Guangdong University of Technology, Guangzhou

Jun Zhang
School of Information Engineering, Guangdong University of Technology, Guangzhou

Yanjun Zeng
Biomedical Engineering Center, Beijing University of Technology, Beijing, China

Professor of Biomechanics & Medical Information Institute, Beijing University of Technology, Beijing 100022, China, Tel:
+8610 67391809, Fax: +8610 67391975