Autonomic dysfunction in laryngopharyngeal reflux: heart rate variability and its association with esophageal motility. - Zhou LQ; Huang JT; Zheng XW; Chen T; Zheng YJ; Hou CJ; Gao J; Yue X; Chen LH (European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery, 2026)