Variable | Year | Supplement |
---|---|---|
CDT_TRET | 2007 | Child complementary and alternative medicine |
CTP1TRET | 2012 | Child complementary and alternative medicine |
DIT_TRET | 2007 | Alternative health |
DIT_TRET | 2002 | Alternative health |
TP1_TRET | 2012 | Alternative health |