1. Department of VIP Medical Service Center, The Third Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510630, P.R. China
2. Department of Radiology, The Third Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510630, P.R. China
3. Department of Nuclear Medicine, The Third Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510630, P.R. China