When you tried to shift your sleep schedule to an earlier bedtime, at least 1 to 2H earlier, did you have difficulty falling asleep:Find:Pt:^Patient:Ord:PhenX
when you tried to shift your sleep schedule to an earlier bedtime, at least 1 to 2h earlier, did you have difficulty falling asleep:find:pt:^patient:ord:phenx
When you tried to shift your sleep schedule to an earlier bedtime, at least 1 to 2H earlier, did you have difficulty falling asleep:Finding:To identify measures at a point in time:^Patient:Ordinal:PhenX
when you tried to shift your sleep schedule to an earlier bedtime, at least 1 to 2h earlier, did you have difficulty falling asleep:finding:to identify measures at a point in time:^patient:ordinal:phenx