McKinley, M J Multiple rings of the esophagus associated with gastroesophageal reflux [case report]. [electronic resource] - The American journal of gastroenterology Mar 1996 - 574-6 p. digital Publication Type: Case Reports; Journal Article; Review ISSN: 0002-9270 Subjects--Topical Terms: AdultAgedCatheterizationEsophagoscopyEsophagus--abnormalitiesGastroesophageal Reflux--diagnosisHumansMaleMiddle Aged