8Su YC, Hsu YC, Chai CY. Role of TTF-1, CK20, CKT, immunohistochemistry for diagnosis of primary and secondary lung adenocarcinoma[ J ]. Kao-hsiung J Med Sci ,2006,22 ( 1 ) 14 - 9.
9Park SY, Kim HS, Hong EK, et al. Expression of cytokeratins 7and 20 in primary carcinomas of the stomach and colorectum and their value in the differential diagnosis of metastatic carcinomas to the ovary[ J]. Hum Pathol,2002,33 ( 11 ) : 1078 - 85.
10Heeht JL,Pinkus JL,Weinstein LJ,et al. The value of TFF-1 in cytologic preparations as a marker for metastatic adenocarcinoma of lung origin [ J ]. Am I Clin Pathol,2001,116 (4) :483 -8.
