Comparative risk of <scp><i>Clostridium difficile</i></scp> infection between proton pump inhibitors and histamine‐2 receptor antagonists: A 15‐year hospital cohort study using a common data modelSeung In Seo, Woon Geon Shin, Chan Hyuk Park et al.|Journal of Gastroenterology and Hepatology|2020Cited by 22