Unusual treatment shows promise for kids with brain tumors

For decades, a deadly type of childhood cancer has eluded science’s best tools. Now doctors have made progress with an unusual treatment: Dripping millions of copies of a virus directly into kids’ brains to infect their tumors and spur an immune system attack.

Read more: https://abcnews.go.com/Health/wireStory/unusual-treatment-shows-promise-kids-brain-tumors-77015939