MOHAMMED SALIH, AHMED, NAZDAR M. OMER, and ABDULRAZZAQ M. 2021. “MOLECULAR DETECTION OF ORAL HELICOBACTER PYLORI WITH VACA, CAGA, AND DUPA VIRULENCE GENES IN RECURRENT APHTHOUS STOMATITIS PATIENTS IN DUHOK, KURDISTAN REGION, IRAQ”. Duhok Medical Journal 14 (2), 20-29. https://dmj.uod.ac/index.php/dmj/article/view/131.