Lili Zhang1, Juan Hua2, Shuyu Sun3. 1. Department of Oncology, Yantai Hospital of Traditional Chinese Medicine, Yantai, China. 2. Department of Infectious Diseases, Yantai Qishan Hospital, Yantai, China. 3. Medical Insurance Office, Yantai Hospital of Traditional Chinese Medicine, Yantai, China - 2624101471@qq.com.