Variable | Year | Supplement |
---|---|---|
CEHCON56 | 2007 | Child complementary and alternative medicine |
CTP1CD55 | 2012 | Child complementary and alternative medicine |
EHTCND74 | 2007 | Alternative health |
EHTCON66 | 2002 | Alternative health |
TP1CND79 | 2012 | Alternative health |