This article talks about the reality of treatment for glioblastoma, written by the daughter of someone who died from it. You can bet that the unpleasantness of the treatment to which she refers includes in some part the likelihood of Oral Mucositis.

https://www.washingtonpost.com/opinions/docto...8db3c40953

And on another note, please remember not to respond to the trolling of sub-humans who don't understand the reality of lives they are trying to ruin.