1. Fujian Normal University, Institute of Laser and Optoelectronics Technology, Fujian Provincial Key Laboratory for Photonics Technology, Key Laboratory of OptoElectronic Science and Technology for Medicine of Ministry of Education, Fuzhou 350007, China
2. Fujian Medical University, The Affiliated Union Hospital, Department of Colorectal Surgery, Fuzhou 350001, China
3. Fujian Medical University, The Affiliated Union Hospital, Department of Pathology, Fuzhou 350001, China