Celik, Ebru, Hasan Ikbal Atilgan, Hulya Yalcin, Zeynel Onder, and Yusuf Celik. 2021. “Relationship Between Helicobacter Pylori and Parapsoriasis”. Annals of Medical Research 28 (5):1054-58. http://www.annalsmedres.org/index.php/aomr/article/view/489.