The NRL will consider bringing in concussion substitutes after the league’s staggering casualty ward became one of the biggest talking points of the season.

More: https://www.foxsports.com.au/nrl/nrl-premiership/nrl-2021-18th-man-concussion-sub-injuries-casualty-ward-hia-tests-updates-news/news-story/267530379d3934d14611585bddb2a965