Give smoking the cross(word)

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Across
  1. 5. Smoking cessation ABC's B (5,6)
  2. 6. World smokefree date in May (6,5)
  3. 8. Average quit attempts before success (5)
  4. 10. 99% safer than smoking (6)
  5. 11. NRT replaces? (8)
  6. 13. Smoking cessation ABC's C (9)
  7. 14. Behavioural change interviewing style (12)
  8. 15. Ready _____ Quit (6)
  9. 16. Smoking cessation ABC's A (3)
Down
  1. 1. It's unhelpful to pass (9)
  2. 2. A major motivator to quit (9)
  3. 3. Drive that hosts the most proximal RSQ drop-in centre (13)
  4. 4. Causes serious harm to lungs (6,8)
  5. 6. A smoker's plant (7)
  6. 7. Equip smoking cessation champions and crossword fanatics (5,7)
  7. 9. Put the cigarette down! (4)
  8. 12. When in doubt, make a (8)