Variable | Year | Supplement |
---|---|---|
CTP1CD34 | 2012 | Child complementary and alternative medicine |
CYGCON34 | 2007 | Child complementary and alternative medicine |
TP1CND44 | 2012 | Alternative health |
YTQCND48 | 2007 | Alternative health |
YTQCON37 | 2002 | Alternative health |