SLND Versus Non-Dissection Following ESD for T1a Stage Esophageal Squamous Cell Carcinoma
Conditions
Interventions
- PROCEDURE: Endoscopic Submucosal Dissection with Systematically mediastinal Lymph Node Dissection
- PROCEDURE: Endoscopic Submucosal Dissection without SLND
Sponsor
Fujian Cancer Hospital