Histological analysis of the tissue paraffin section of Group T patients.

<p>Tissues of Group T patients are of different levels of lymphocyte infiltration. A, B, and C are the fibrosis type, represent dense fibrous connective with scattered lymphocytes infiltration; D, E, and F are the lymphocyte infiltration type with dense polymorphous lymphocytes infiltration; G, H, I mainly consist of glandular epithelium cells with a few lymphocytes infiltration. H&E stain, original magnification 40×.</p>