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.
There are two main causes of belching and burping: Eating or drinking too quickly can cause you to swallow too much air. Belching or burping is the bodyâs way of releasing that excess air. Sucking on sweets, drinking through straws, chewing gum and wearing loose dentures may all trigger swallowing of excess air. Belching is common in people with heartburn or acid reflux.