e64_b
E64 BField Label
if yes: how long did this desire to stop, cut down, or control your use of (drug) last?
Branching Logic
[e44] = '3' and [e56] <> ""
Field Label
if yes: how long did this desire to stop, cut down, or control your use of (drug) last?
Branching Logic
[e44] = '3' and [e56] <> ""