1988 Questionnaires 1988 | Round 10 Questionnaire Employer Supplement Drug Use Supplement Read more about 1988 Questionnaires
1987 Questionnaires 1987 | Round 9 Questionnaire Employer Supplement Read more about 1987 Questionnaires
1986 Questionnaires 1986 | Round 8 Questionnaire Employer Supplement Household Interview form Read more about 1986 Questionnaires
1985 Questionnaires 1985 | Round 7 Questionnaire Employer Supplement Household Interview form Read more about 1985 Questionnaires
1984 Questionnaires 1984 | Round 6 Questionnaire, Part 1 Questionnaire, Part 2 Employer Supplement Household Interview form Read more about 1984 Questionnaires
1983 Questionnaires 1983 | Round 5 Questionnaire Employer Supplement Household Interview form Read more about 1983 Questionnaires
1982 Questionnaires 1982 | Round 4 Questionnaire Employer Supplement Household Interview form Read more about 1982 Questionnaires
1981 Questionnaires 1981 | Round 3 Questionnaire Employer Supplement Household Interview form Read more about 1981 Questionnaires
1980 Questionnaires 1980 | Round 2 Questionnaire Employer Supplement Household Interview form Read more about 1980 Questionnaires
1979 Questionnaires 1979 | Round 1 Questionnaire 1979 Household Screener Household Interview form Read more about 1979 Questionnaires
