Patients were stratified according to tumor PD-L1 status assessed in a central laboratory by immunohistochemical testing (positive vs. negative or indeterminate), BRAF mutation status (V600 mutation-positive vs. wild-type) and American Joint Committee on Cancer stage.[Level of evidence: 1iiA]
Swallowing air excessively; Gastroesophageal reflux; Hiatus hernia; Rapid eating; Intense emotions such as fear, anxiety, excitement, joy, or euphoria [citation needed] Carbonated beverages, alcohol, dry breads, and some spicy foods; Opiate drug use; Laughing; Hiccups may be triggered by a number of common human conditions.
Swallowed Air â Air swallowing (aerophagia) is a common cause of gas in the stomach. Everyone swallows small amounts of air when eating and drinking. However, eating or drinking rapidly, talking while eating, chewing gum, smoking, or wearing loose dentures can cause some people to take in more air.