Variable | Year | Supplement |
---|---|---|
CTP1CD25 | 2012 | Child complementary and alternative medicine |
CYGCON26 | 2007 | Child complementary and alternative medicine |
TP1CND27 | 2012 | Alternative health |
YTQCND29 | 2007 | Alternative health |
YTQCON26 | 2002 | Alternative health |