Many physicians suggest repeating EVL every 1-2 weeks until esophageal varices are obliterated to prevent variceal rebleeding, however, the evidences supporting the efficacy of EVL intervals of 1-2 weeks are insufficient.This randomized controlled study was conducted in order to compare the long-term results of EVL when performed at two different results from monthly and bi-weekly treatments.
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variceal rebleeding rate
Timeframe: 2 years