Gurunluoglu S, Samdanci E, Kadir Arslan A, Akpolat N, Sahin N, Gokce H. Prognostic significance of poorly differentiated cluster grading system in intestinal type gastric adenocarcinoma . Ann Med Res . 2021;27(8):2022-2030. Accessed August 25, 2026. http://www.annalsmedres.org/index.php/aomr/article/view/943