Latest Brain tumor treatments using viruses?

Hi,

My little sister aged 10 has just been diagnosed with a brain tumor. I am trying to research the most current innovative treatments. I have come across a couple of virus-based treatments –

Modifying viruses to target the brain tumor

https://www.news-medical.net/news/20200124/First-glioblastoma-patient-treated-with-genetically-modified-poliovirus-at-UH.aspx

https://www.newswise.com/articles/children-s-of-alabama-doctor-using-herpes-virus-to-fight-brian-tumors

https://www.newswise.com/articles/children-s-of-alabama-doctor-using-herpes-virus-to-fight-brian-tumors

Would anyone know of any other virus-based treatments? please do share.

Thanks

Joe