Orhan, D., Kalel, G., Saltik-Temizel, I. N., Demir, H., Bulun, A., Karaağaoğlu, E., & Cağlar, M. (2008). Immunohistochemical detection of Helicobacter pylori infection in gastric biopsies of urea breath test-positive and -negative pediatric patients. The Turkish Journal of Pediatrics, 50(1), 34-39. https://turkjpediatr.org/article/view/2377