Variable | Year | Supplement |
---|---|---|
CNH_USEM | 2007 | Child complementary and alternative medicine |
CTRU_NAH | 2012 | Child complementary and alternative medicine |
CTR_US15 | 2017 | Sample child questionnaire |
NAH_USEM | 2007 | Alternative health |
TRDU_NAH | 2012 | Alternative health |
TR_USM25 | 2017 | Sample adult questionnaire |