Key references: Belching

Bredenoord AJ. Management of belching, hiccups, and aerophagia. Clin Gastroenterol Hepatol 2013;11(1):6-12. https://www.ncbi.nlm.nih.gov/pubmed/22982101
Ong AM, Chua LT, Khor CJ, Asokkumar R, V SON, Wang YT. Diaphragmatic Breathing Reduces Belching and Proton Pump Inhibitor Refractory Gastroesophageal Reflux Symptoms. Clin Gastroenterol Hepatol 2018;16(3):407-16 e2. https://www.ncbi.nlm.nih.gov/pubmed/29104130
Rome Foundation Inc. Rome IV criteria [web page]. Raleigh, NC: Rome Foundation, Inc.; 2016. Accessed May 2021. https://theromefoundation.org/rome-iv/rome-iv-criteria/
Stein B, Lacy BE. Aerophagia, belching, and rumination. In: Lacy BE, Crowell MD, DiBaise JK, (eds). Functional and motility disorders of the gastrointestinal tract. New York, NY: Springer; 2014. p. 51-60. https://doi.org/10.1007/978-1-4939-1498-2_5
Ten Cate L, Herregods TVK, Dejonckere PH, Hemmink GJM, Smout A, Bredenoord AJ. Speech therapy as treatment for supragastric belching. Dysphagia 2018;33(5):707-15. https://www.ncbi.nlm.nih.gov/pubmed/29574541