Variable | Year | Supplement |
---|---|---|
CNTCON56 | 2007 | Child complementary and alternative medicine |
CTP1CD55 | 2012 | Child complementary and alternative medicine |
NATCND74 | 2007 | Alternative health |
NATCON66 | 2002 | Alternative health |
TP1CND79 | 2012 | Alternative health |