HAND CARD J1. Read each category if telephone interview.
CARD J11. Employer
2. Union
3. Co-workers
4. Previous training/education
5. By reading about it
8. Other (Specify)
3. From which of these did you find out that you were working with (harmful substances/(and) radiation)?
Mark each mentioned.
1[] Employer
2[] Union
3[] Co-workers
4[] Previous training/education
5[] By reading about it
8[] Other (Specify) -- ____
9[] DK