1. Department of Oncology, Peking University International Hospital, Beijing 102206, P.R. China
2. Department of Pathology, Peking University International Hospital, Beijing 102206, P.R. China
3. Geneplus‑Beijing Institute, Beijing 102206, P.R. China
4. Department of Computer Science and Technology, School of Electronic and Information Engineering, Xi'an Jiaotong University, Xi'an, Shaanxi 710049, P.R. China