1Singaram C,Sweet MA,belcaster G,et al.Detection of a novel an tineuronalautoantibody in patients with achalasia [J]. Gastroenterology, 1994,108 :A556.
5Cwikiel W, Stridbeek H, Tranberg KG, et al .Malignant esophageal strictures: treatment with a self-expending nitinol stem[J]. Radiology, 1993,187(3):661-665.