The relationship of recurrent aphthous stomatitis and Helicobacter pylori, cytokine gene polymorphism and cobalamin
Tolga Yakar, Ender Serin, Arif Mansur Coşar, Didem Arslan Taş, Fatma Belgin Ataç
(Turk J Gastroenterol 2015; 26: 304-308) DOI: 10.5152/tjg.2015.0161