1. Institute of Integrated Traditional Chinese and Western Medicine, Gansu University of Chinese Medicine, Lanzhou, China.
2. Affiliated Hospital, Gansu University of Chinese Medicine, Lanzhou, China.
3. Department of Ultrasound, The Second Hospital of Lanzhou University, Lanzhou, China.
4. Department of Radiotherapy, Tumor Hospital of Gansu Province, Lanzhou, China.
5. Department of Oncology, The First Hospital of Lanzhou University, Lanzhou, China.