Source:http://linkedlifedata.com/resource/umls/id/C0013117
MSH: A series of thoughts, images, or emotions occurring during sleep which are dissociated from the usual stream of consciousness of the waking state.,CSP: mental phenomenon occurring during sleep in which images, emotions, and thoughts are experienced with a sense of reality; occurs during REM sleep.,NCI: A mental phenomenon occurring during sleep in which images, emotions, and thoughts are experienced with a sense of reality; occurs during REM sleep.