1. Institute of Opto-Electronics, Harbin Institute of Technology, 2 Yikuang Street, 150080 Harbin, China
2. National Key Laboratory on Tunable Laser, Harbin Institute of Technology, 2 Yikuang Street, 150080 Harbin, China
3. Department of Hematology, Harbin Medical University Cancer Hospital, 150 Haping Road, 150081 Harbin, China