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Fujiwara Y, Okuyama M, Nagami Y, Taira K, Ishizu H, Takaishi O, Sato H, Watanabe T. Heartburn, Functional Dyspepsia, Anxiety/Depression, and Sleep Disturbances Are Associated With Clinically Significant Belching. J Neurogastroenterol Motil. 2021 Oct 30;27(4):581–7. PMID: 34642278; PMCID: PMC8521483. |