Instrument Variable Name: AVT_R4B
*Read if necessary.
Did you use [fill: 2nd vitamin] for any of these reasons?
...To prevent a specific disease or health problem?
9 Don't know
Universe Text: Sample adults 18+ who have chosen two vitamins from AVITTAKE or selected two vitamins at AVT_TOP2
(1,2,Refused,Don't know) [goto AVT_R5B]