1. Department of Oncology, The First Affiliated Hospital of Chinese PLA General Hospital, Beijing 100048, China
2. Department of Gastroenterology, Affiliated Hospital of Academy of Military Medical Sciences, Beijing 100071, China
3. Department of Laser Medicine, Chinese PLA General Hospital, Beijing 100853, China
4. ImmunoPhotonics Inc., Columbia, MO 65211, USA
5. Dermatology Associates of San Antonio, San Antonio, TX 78233, USA
6. Department of Engineering and Physics, University of Central Oklahoma, Edmond, OK 73034, USA