Long CAG repeat sequence and protein expression of androgen receptor considered as prognostic indicators in male breast carcinoma. oleh Yan-Ni Song, Jing-Shu Geng, Tong Liu, Zhen-Bin Zhong, Yang Liu, Bing-Shu Xia, Hong-Fei Ji, Xiao-Mei Li, Guo-Qiang Zhang, Yan-Lv Ren, Zhi-Gao Li, Da Pang