1. Department of Forensic Medicine, Harbin Medical University, Harbin, Heilongjiang 150081, P.R. China
2. Department of Anatomy, Harbin Medical University, Harbin, Heilongjiang 150081, P.R. China
3. Laboratory of Sono- and Phototheranostic Technologies, Harbin Institute of Technology, Harbin, Heilongjiang 150080, P.R. China
4. Department of Microbiology, Harbin Medical University, Harbin, Heilongjiang 150081, P.R. China