Immunohistochemical evaluation of replication Protein-A1 in gastric cancer: Clinicopathological associations H. Gakiopoulou * , E. Fourtziala, G. Levidou, A. Stofas, N. Alexakis, P. Korkolopoulou, E. Patsouris * University of Athens, 1st Dept. of Pathology, Greece