Preferred Label : How old were you the last time you experienced this insomnia, for at least 1 month;
LOINC status : ACTIVE;
LOINC short name : How old were you the last time you experienced this insomnia, for at least 1Mo;
UMLS MTHU# : MTHU039279;
Origin ID : LP120265-6;
UMLS CUI : C3175408;
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