食管及贲门良、恶性狭窄的内镜下治疗169例临床观察
식관급분문량、악성협착적내경하치료169례림상관찰
Clinical Recults of Endoscopic Treatment for 169 Patients with Benign or Malignant Stenosis of Esophageal and Cardia
저자의 최근 논문