title: Does intrinsic LES tone increase as an adaptive response to increased intraabdominal pressure?
mesh_terms: D000005:Abdomen; D000222:Adaptation, Physiological; D004943:Esophagogastric Junction / Q000502:physiology* / Q000503:physiopathology; D006551:Hernia, Hiatal / Q000503:physiopathology; D006801:Humans; D009129:Muscle Tonus; D011312:Pressure