Variable | Year | Supplement |
---|---|---|
CTP1CD27 | 2012 | Child complementary and alternative medicine |
CTRCON28 | 2007 | Child complementary and alternative medicine |
FMDCON27 | 2002 | Alternative health |
TP1CND29 | 2012 | Alternative health |
TRDCND30 | 2007 | Alternative health |