Boxers are not only thought how to beat the opponent, but they are also thought how to protect themselves at all times, and though it's normal that there are some boxers who suffers from serious injury, it's just rare compared to the total fights where boxers are still healthy after the fight.
So yes, there's no way it will be stop or ban as boxing is not the only sport that is considered a physical sport.
They already fixed the rules and removed the 15 rounds maximum round after that Korean boxer died after the fight. It was a great fight through the Korean was obviously struggling he went to finish the whole fight but result to his demise. Right now, referees are strict when it comes to stoping the fight to avoid such things to happened again because that tragedy not only killed the boxer but also the referee as well when he thought he was the one to blame for what happened and committed suicide because of that.
You can watch the full details here:
https://www.youtube.com/watch?v=96iwJ_B2jA0