Does BCG vaccine always leave a scar?

Related questions

1. What happens if BCG fails?
2. What is the treatment for bladder cancer stage 1?
3. Is bladder cancer fast or slow growing?
4. Is bladder cancer aggressive?
5. Why did they stop BCG vaccine?
6. Is BCG dangerous?
7. Do you aspirate when giving vaccines?
8. Are we vaccinated against TB?
9. How long does a BCG scar take to appear?
10. Is BCG a live vaccine?

Tags

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2. #successful
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4. #provide
5. #vaccination
6. #offered
7. #evidence
8. #documented
9. #vaccine
10. #taken
11. #present
12. #protection
13. #though
14. #sometimes
15. #mantoux
16. #leave