...
https://developer.mozilla.org/en-US/docs/Learn/Accessibility/WAI-ARIA_basics
https://blog.logrocket.com/aria-live-regions-for-javascript-frameworks/
General References
'Accessibility,' https://developer.mozilla.org/en-US/docs/Learn/Accessibility
'ARIA in HTML,' https://www.w3.org/TR/html-aria/
'Accessible Rich Internet Applications (WAI-ARIA) 1.1,' https://www.w3.org/TR/wai-aria-1.1/ .
...