Assertion: narcolepsy | /r/RelatedTo | human leukocyte antigen
Facets:
value: closely
type: MANNER
Source sentences:
text: Narcolepsy with cataplexy is closely associated with the human leukocyte antigen (HLA) haplotype, specifically subtypes DR2 (DRB1*1501) and DQ (DQB1*0602).