1980 |
1979 |
1978 |
2a. About how old were you when you first started smoking cigarettes fairly regularly?
b. Do you smoke cigarettes now?
4a. Do you smoke cigarettes now?
2a. About how old were you when you first started smoking cigarettes fairly regularly?
b. Do you smoke cigarettes now?
4a. Do you smoke cigarettes now?
2a. About how old were you when you first started smoking cigarettes fairly regularly?
b. Do you smoke cigarettes now?
4a. Do you smoke cigarettes now?