Preferred Term:
sleep disorders
Definition:
Conditions characterized by disturbances of usual sleep patterns or behaviors.
Concept Schemes:
NALT Full
Broader Concept:
Narrower Concepts:
Entry Terms:
- insomnia
URI:
https://lod.nal.usda.gov/nalt/218595
Download this Concept:
RDF/XMLCreated 2014-06-16, last modified 2017-09-29