Variable | Year | Supplement |
---|---|---|
HISTOPCOST | 2022 | In both sample adult and child questionnaires |
HISTOPCOST | 2021 | In both sample adult and child questionnaires |
HISTOPCOST | 2020 | In both sample adult and child questionnaires |
HISTOPCOST | 2019 | In both sample adult and child questionnaires |