1. School of Computer and Information Engineering, Heilongjiang Provincial Key Laboratory of Electronic Commerce and Information Processing, Harbin University of Commerce, Harbin 150028, China
2. School of Pharmacy, Center of Pharmaceutical Engineering and Technology, Harbin University of Commerce, Harbin 150076, China
3. Department of Neurosurgery, The Second Affiliated Hospital of Harbin Medical University, Harbin 150086, China