英语语法分析

Therefore, EVL should not be combined with sclerotherapy.

因此，EVL不应当与硬化疗法联合进行。

Sclerotherapy therefore leads to worsening of gastropathy.

硬化疗法因此导致了胃病恶化。

Objective:To evaluate the clinical efficacy of sclerotherapy in the treat we are pirates, these data are stolen from youdao of rectocele.

前言： 目的：探讨硬化注射法治疗直肠前突的有效性。