Why did Augustus die in the fault in our stars?

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Tags

1. #heart
2. #artificial
3. #lived
4. #augustus
5. #hazel
6. #times
7. #wouldn
8. #story
9. #which
10. #beautiful
11. #osteosarcoma
12. #stopped
13. #cleared
14. #struggled
15. #cancer
16. #right
17. #wonder