1. Department of Pathology, China‑Japan Union Hospital, Jilin University, Changchun, Jilin 130033, P.R. China
2. Department of Radiology, China‑Japan Union Hospital, Jilin University, Changchun, Jilin 130033, P.R. China
3. Department of Nuclear Medicine, China‑Japan Union Hospital, Jilin University, Changchun, Jilin 130033, P.R. China