Additional file 1: of Clinical silence of pulmonary lymphoepithelioma-like carcinoma with subcutaneous metastasis: a case report

(A, B) Immunohistochemistry showed that the lung tumor cells were negative for p63 (A; × 200) and thyroid transcription factor-1 (B; × 200). (C) The Ki-67 cell proliferation index was approximately 70–80% (× 200). (TIF 9365 kb)