1. Department of Pathology, The First Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510080, P.R. China
2. Department of Oncology, The First Affiliated Hospital, Guangzhou University of Chinese Medicine, Guangzhou, Guangdong 510405, P.R. China
3. Department of Thyroid, Breast Surgery, The First Affiliated Hospital, Sun Yat‑Sen University, Guangzhou, Guangdong 510080, P.R. China