Akay E, Tekelioglu F, Karagoz Eren S, Donder Y, Karaman H. Results of concurrent HER2 (CERB-B2) staining in the primary tumor and lymph node metastasis in advanced stage gastric carcinoma . annalsmedres [Internet]. 2021 May 25 [cited 2024 Jul. 22];27(9):2234-9. Available from: http://annalsmedres.org/index.php/aomr/article/view/966