1. 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; Fujian Normal University; Fuzhou; P. R. China
2. Department of Pathology; Fujian Provincial Tumor Hospital; Teaching Hospital of Fujian Medical University; Fuzhou; P. R. China
3. Liver Cancer Institute; Zhongshan Hospital; Fudan University; Shanghai; P. R. China