1. Department of Radiotherapy, Changhai Hospital (Hongkou District) Affiliated with Naval Medical University, Shanghai 200081, P.R. China
2. Department of Hepatic Surgery VI, Eastern Hepatobiliary Surgery Hospital Affiliated with Naval Medical University, Shanghai 200081, P.R. China
3. General Practitioners of Traditional Chinese Medicine, Wusong Street Community Health Service Center, Shanghai 200940, P.R. China