Efficacy of submucosal lidocaine injection for shortening procedure time of endoscopic submucosal dissection (ESD) for the treatment of the gastric and colorectal tumor.
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资源简介：
Interventions: Submucosal injection of lidocaine. Submucosal injection of saline. Primary outcome(s): The procedure time of ESD between lidocaine injected group and control group. Study Design: Parallel Randomized
创建时间：
2015-11-15
