1. School of Optoelectric EngineeringChongqing University of Posts and Telecommunications Chongqing China
2. School of Electronic Science and Engineering (National Exemplary School of Microelectronics)University of Electronic Science and Technology of China Chengdu China
3. Center for Information in MedicineUniversity of Electronic Science and Technology of China Chengdu China
4. Department of Medical EngineeringUniversity of South Florida Tampa Florida USA