Variable | Year | Supplement |
---|---|---|
CTP1CD33 | 2012 | Child complementary and alternative medicine |
CYGCON33 | 2007 | Child complementary and alternative medicine |
TP1CND45 | 2012 | Alternative health |
YTQCND49 | 2007 | Alternative health |
YTQCON38 | 2002 | Alternative health |