Hydrogen and methane gases are frequently detected in the stomach.
Urita Y, Ishihara S, Akimoto T, Kato H, Hara N, Honda Y, Nagai Y, Nakanishi K, Shimada N, Sugimoto M, Miki K.
Urita Y, et al. Among authors: miki k.
World J Gastroenterol. 2006 May 21;12(19):3088-91. doi: 10.3748/wjg.v12.i19.3088.
World J Gastroenterol. 2006.
PMID: 16718793
Free PMC article.