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DeCS
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Descriptor English:
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Activity Cycles
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Descriptor Spanish:
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Ciclos de Actividad
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Descriptor Portuguese:
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Ciclos de Atividade
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Synonyms English:
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Ultradian Cycles
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Tree Number:
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G07.180.562.190.025
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Definition English:
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Bouts of physical irritability or movement alternating with periods of quiescence. It includes biochemical activity and hormonal activity which may be cellular. These cycles are shorter than 24 hours and include sleep-wakefulness cycles and the periodic activation of the digestive system. |
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Indexing Annotation English:
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less than 24 hours
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History Note English:
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91(75); was see under CIRCADIAN RHYTHM 1975-90
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Allowable Qualifiers English:
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Record Number:
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213
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Unique Identifier:
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D000204
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Occurrence in VHL:
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Similar:
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DeCS CID-10 SciELO LILACS LIS
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