f157_a
F157 AField Label
if unknown: which came first, the (substance/medication use) or the (anxiety sxs)?
Branching Logic
[f156] <> "1" and [f156] <> ""
Field Label
if unknown: which came first, the (substance/medication use) or the (anxiety sxs)?
Branching Logic
[f156] <> "1" and [f156] <> ""