
Keywords: Extraesophageal Reflux; EUCR; EURR; Striated Esophagus; Cervical; Laryngopharyngeal Reflux; EPR; esophagopharyngeal reflux; EUCR; esophago-upper esophageal sphincter contractile reflex; EURR; esophago-upper esophageal sphincter relaxation reflex; GERD