How many cigarettes is 4mg of nicotine?

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2. #available
3. #first
4. #nicotine
5. #after
6. #based
7. #minutes
8. #normally
9. #their
10. #waking
11. #lozenge
12. #strengths
13. #smoke
14. #choose
15. #lozenges
16. #cigarette
17. #smokers