title: The gastroenterologist and microvascular angina.
authors.forename: D O
authors.initials: DO
authors.lastname: Castell
mesh_terms: D000787:Angina Pectoris / Q000175:diagnosis*; D002637:Chest Pain / Q000209:etiology*; D004935:Esophageal Diseases / Q000150:complications*; D006801:Humans