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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
8
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pubmed:dateCreated |
1989-4-28
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pubmed:abstractText |
Ever since electroencephalographic research began, interest has been focused on problems of the physiology, pathology, and symptomatology of the relationship between sleep and wakefulness. Following preliminaries, the present paper describes a combined procedure for the determination of the EEG preferential frequency, and by random sampling statistically examines its suitability for indicating the fluctuations of activation level as a control measure. A trained volunteer gradually increased his degree of wakefulness, reliably producing parallel changes in the preferential frequency in three frequency bands. A standardised manual period analysis as control produced largely the same results. The preferential frequency has considerable value for indicating the degree of wakefulness.
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pubmed:language |
ger
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
0033-2739
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
40
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
463-71
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3237878-Alpha Rhythm,
pubmed-meshheading:3237878-Arousal,
pubmed-meshheading:3237878-Attention,
pubmed-meshheading:3237878-Cerebral Cortex,
pubmed-meshheading:3237878-Electroencephalography,
pubmed-meshheading:3237878-Humans,
pubmed-meshheading:3237878-Signal Processing, Computer-Assisted,
pubmed-meshheading:3237878-Sleep Stages,
pubmed-meshheading:3237878-Theta Rhythm,
pubmed-meshheading:3237878-Wakefulness
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pubmed:year |
1988
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pubmed:articleTitle |
[The EEG preferential frequency as an indicator of the degree of wakefulness].
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pubmed:affiliation |
Zentralinstitut für Arbeitsmedizin der DDR, Berlin.
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pubmed:publicationType |
Journal Article,
English Abstract
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