[1] Beijing DCTY Biotech Co Ltd, Beijing, Peoples R China
[2] Hangzhou Repugene Technol Co Ltd, Hangzhou, Peoples R China
[3] Hangzhou Repugene Technol, Hangzhou, Peoples R China
[4] Peoples Liberat Army Gen Hosp, Dept Oncol, Med Ctr 1, Beijing, Peoples R China