Variable | Year | Supplement |
---|---|---|
URGNT12MTC | 2022 | In both sample adult and child questionnaires |
URGNT12MTC | 2021 | In both sample adult and child questionnaires |
URGNT12MTC | 2020 | In both sample adult and child questionnaires |
URGNT12MTC | 2019 | In both sample adult and child questionnaires |