How did Egon from Ghostbusters die?

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Tags

1. #autoimmune
2. #involves
3. #agent
4. #vessels
5. #ghostbusters
6. #ghost
7. #bespectacled
8. #inflammatory
9. #spengler
10. #found
11. #disease
12. #swelling
13. #franchise
14. #hunter
15. #blood
16. #vasculitis