In your own thoughts, what is neurological in stuttering?

In your own thoughts, what is neurological in stuttering? ([1](https://www.google.com/search?q=%22neurological%22+%22causes%22+%22research%22+%22stuttering%22+%22conclusion%22+-neurogenic+-stutteringhelp)) In your own thoughts, what neurological factors (hypothetically speaking) can cause stuttering? \[causes of stuttering\] ([2](https://www.google.com/search?q=%22neurological%22+%22effects%22+%22research%22+%22stuttering%22+%22results%22)) And what neurological factors can be the effects of stuttering? \[effects of stuttering\]