1Tall cell carcinoma with reversed polarity of breast: a clinicopathological analysis of four casesZHANG Meng-lan, TANG Jie-xi, ZOU Yan, LANG Zhi-qiang, KE Xue-xuan, YU Jia-xiu, WEI BingOriginal Articles369-3752Calcifying fibrous tumor: a clinicopathological study of four casesLU Jun, LIANG Xiao-long, ZHAO Hong-ying, WU Ying-ying, CHEN Xiao-yan, JIN Mu-lanOriginal Articles376-3803Invasive stratified mucin-producing carcinoma: a clinicopathological study of four casesMENG Ping, XU Jia-jia, WANG Guo-qing, ZHAO Xue-han, ZHANG Li-huaOriginal Articles381-3844Clinicopathological features of small intestinal leiomyosarcomaZHANG Dong-mei, XIE Qiao, ZHENG Zhen, WEI Jian-guoOriginal Articles385-3905Clinicopathological analysis of paraganglioma of spermatic cordCHEN Zhong, CHEN Jian-hua, DING BoOriginal Articles391-3946Persistent truncus arteriosus in fetus: a clinicopathological analysis of 27 casesWANG Ying-nan, GU Yi-qun, WANG Ai-chun, XIE Jun-ling, LU Li-juan, WANG LiOriginal Articles395-3987Differential expression of retinoblastoma-binding protein in non-small cell lung cancerWEI Shi-rong, XIAO Hua-liang, YANG Xin, ZHU Xiang-feng, WANG Qiu-shiOriginal Articles399-4028Expression of actin in breast invasive ductal carcinoma and its clinicopathological significanceDAI Xin-zhen, MI Xian-jun, ZHONG Shou-jun, DUAN Li-feng, YANG Wei-hong, CHEN Zhi-qiang, DENG Wen-tong, CHEN AngOriginal Articles403-4079Significance of PD-L1 ,p53 and C-myc protein expression in diffuse large B-cell lymphomaWU Chen-yang, WANG Xiao-fei, ZHANG Shuang, LUO Dan, DONG Li-ru, SONG Xu-dongOriginal Articles408-41210Expression of FOXA2 and GATA6 in lung adenocarcinoma and their relationship with patients'clinicopathological characteristicsLI Xue, SHI Zhong-yue, ZHAO Hong-ying, LIANG Xiao-long, JIN Mu-lanOriginal Articles413-417