WORLD JOURNAL OF GASTROENTEROLOGY, cilt.13, sa.3, ss.426-431, 2007 (SCI-Expanded)
AIM: To investigate the expression of Cyclooxygenase-2 (COX-2), proliferating cell nuclear antigen (PCNA), Ki-67 and p53 in gastrointestinal stromal tumors (GISTs) and its relationship with histopathological parameters.