We use IVIS routinely for guiding the intervention.
我们常规使用血管内超声指导介入。
2
Section IVis a description of the main features of the monism of law and state of Kelsen.
第四节，描述了凯尔森法与国家一元论的主要特征。
3
So most people would argue that IVIS is the correct tool for guiding the procedure, and I think currently data suggests that IVIS is imperative for guiding left main stenting.