TY - JOUR T1 - Primary CD5-negative intrathyroidal thymic carcinoma with neuroendocrine differentiation and lymph node metastasis acquiring CD5 expression:case report JO - Brazilian Journal of Otorhinolaryngology A1 - Wen, Lijun A1 - Zhou, Li A1 - Wang, Min A1 - Ma, Guangzhen A1 - Hong, Wei SN - 1808-8694 UL - 10.1016/j.bjorl.2026.101834 VL - 92 Y1 - 2026 PB - Brazil ER -