Variable | Year | Supplement |
---|---|---|
CTP1CD16 | 2012 | Child complementary and alternative medicine |
CYGCON17 | 2007 | Child complementary and alternative medicine |
TP1CND17 | 2012 | Alternative health |
YTQCND20 | 2007 | Alternative health |
YTQCON18 | 2002 | Alternative health |