Value | Category |
---|---|
1 | I have never smoked cigarettes |
2 | Yes, from a medical professional (e.g. doctor and nurse) |
3 | Yes, from my teachers |
4 | Yes, from a friend |
5 | Yes, from a family member |
6 | Yes, from medical professionals (doctor an nurse), from teachers, from friends or family members |
7 | No |
Sysmiss |