Preferred Label : Have you ever had frequent problems falling back to sleep after waking in the middle
of the night which has negatively affected how you function during the following day;
LOINC status : ACTIVE;
UMLS MTHU# : MTHU038617;
Origin ID : LP120252-4;
UMLS CUI : C3174233;
LOINC code(s)
Semantic type(s)