略語大辞典 [Med] 16 GER gastro-esophageal reflux 胃・食道逆流. 逆流性食道炎の原因.gastro-esophageal reflux; a digestive disorder; ref. GERD(gastroesophageal reflux disease); ref. LES(lower esophageal sphincter), which maintains a pressure barrier between the stomach and esophagus; [Med]. 丸善「略語大辞典」JLogosID : 11875810