1. R&D, Qingdao Sino‑cell Biomedicine Co., Ltd., Qingdao, Shandong 266000, P.R. China
2. Phase Ⅰ Clinical Research Center Affiliated, Linyi Tumor Hospital, Linyi, Shandong 276000, P.R. China
3. Clinical Trials Center, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100021, P.R. China