Variable | Year | Supplement |
---|---|---|
CEHCON17 | 2007 | Child complementary and alternative medicine |
CTP1CD16 | 2012 | Child complementary and alternative medicine |
EHTCND20 | 2007 | Alternative health |
EHTCON18 | 2002 | Alternative health |
TP1CND17 | 2012 | Alternative health |