Dream recall.
D002940:Circadian Rhythm; D004325:Dreams; D004569:Electroencephalography; D004585:Electrooculography; D006801:Humans; D007406:Interview, Psychological; D008568:Memory; D010507:Periodicity; D011336:Probability; D011582:Psychological Theory; D012565:Schizophrenic Psychology; D012894:Sleep Stages; D012895:Sleep, REM; D013637:Tape Recording; D013997:Time Factors