Preferred Label : When you tried to shift your sleep schedule to an earlier bedtime, at least 1 to 2
hours earlier, did you have difficulty falling asleep;
LOINC status : ACTIVE;
LOINC short name : When you tried to shift your sleep schedule to an earlier bedtime, at least 1 to 2H
earlier, did you have difficulty falling asleep;
UMLS MTHU# : MTHU039584;
Origin ID : LP120244-1;
UMLS CUI : C3166731;
LOINC code(s)
Semantic type(s)