%0 Journal Article %T The Frequency of Vitamin B12 Deficiency in Patients with Helicobacter Pylori Infection and the Relationship Between Helicobacter Pylori and Vitamin B12 Deficiency %A Tükel, N. %A Aliustaoglu, M. %J EJMA %D 2024 %V 4 %P 85-89 %R 10.14744/ejma.2024.40085