Nasiri, Jafar, Elham Rouhani, and Soleiman Kheiri. 2019. “Sero-Epidemiologic Study of Helicobacter Pylori in Cowherds of Shahrekord Province”. Amazonia Investiga 8 (18), 69-75. https://amazoniainvestiga.info/index.php/amazonia/article/view/262.