Do you use glutamine to reduce mucositis in H&N pts getting RT?

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4254677/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3961877/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5451869/ Please share your experience with this if you routinely use it.