Schnedl WJ, Meier-Allard N, Schenk M, Lackner S, Enko D, Mangge H, et al. Helicobacter pylori infection and lactose intolerance increase expiratory hydrogen . EXCLI J. [Internet]. 2022 Feb. 17 [cited 2026 Mar. 16];21:426-35. Available from: https://www.excli.de/excli/article/view/4508