Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs42155-019-0078-9/MediaObjects/42155_2019_78_Fig2_HTML.png)
Distribution of time to target vessel selection in comparison of moderate difficulty (a) and high difficulty (b) cannulations with steerable microcatheter and conventional microcatheter use
Distribution of time to target vessel selection in comparison of moderate difficulty (a) and high difficulty (b) cannulations with steerable microcatheter and conventional microcatheter use