Variable | Year | Supplement |
---|---|---|
DIBPRE | 2006 | Sample adult questionnaire |
PREDIB | 2022 | In both sample adult and child questionnaires |
PREDIB | 2021 | In both sample adult and child questionnaires |
PREDIB | 2020 | In both sample adult and child questionnaires |
PREDIB | 2019 | In both sample adult and child questionnaires |