How serious is psoriatic arthritis?

Related questions

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Tags

1. #caused
2. #inflammatory
3. #cases
4. #inflammation
5. #treatment
6. #significant
7. #respond
8. #condition
9. #severe
10. #joint
11. #chronic
12. #arthritis
13. #psoriatic
14. #cause
15. #prognosis
16. #disability
17. #serious