Is Dermatographia caused by stress?

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Tags

1. #which
2. #factor
3. #stress
4. #release
5. #scratch
6. #cause
7. #friedman
8. #common
9. #influence
10. #hives
11. #friction
12. #scratching
13. #habit
14. #histamine
15. #causes
16. #another
17. #pressure
18. #chemical