Self-expanding metal stents for endoscopic treatment of esophageal achalasia unresponsive to conventional treatments. Long-term results in eight patients.
作者单位:harmacia.com[1]Digestive Endoscopy Service, Dept. of Surgery and Advanced Technologies, School of Medicine, University Federico II, Via De Gasperi, N.7, 80033 Cicciano, Naples, Italy. gdepalma[2]