Variable | Year | Supplement |
---|---|---|
CNTCON34 | 2007 | Child complementary and alternative medicine |
CTP1CD34 | 2012 | Child complementary and alternative medicine |
NATCND48 | 2007 | Alternative health |
NATCON37 | 2002 | Alternative health |
TP1CND44 | 2012 | Alternative health |