Error summary with link to an input field

There is a problem

Optional description of the errors and how to correct them.
Note that the error summary should receive focus on page load using the JavaScript that comes with this component.

Link to input error with explanation

↕ Intentionally long page to demonstrate error summary link scrolling behaviour ↕

NHS number

Clicking an error summary link should scroll the top of this input's label into view

Error message goes here

↕ Intentionally long page to demonstrate error summary link scrolling behaviour ↕