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The Clinical Measurement Ontology (CMO), Measurement Methods Ontology (MMO), and Experimental Condition Ontology (XCO) are currently being developed at the Rat Genome Database. For more information about these vocabularies please see Shimoyama et al. Three ontologies to define phenotype measurement data. Front Genet. 2012;3:87. Epub 2012 May 28 or contact us (

Term:maximum mid-expiratory flow (MMEF)
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Accession:CMO:0000253 term browser browse the term
Definition:Maximal rate of air flow through the pulmonary tree during forced expiration.
Synonyms:exact_synonym: maximal midexpiratory flow rate
 related_synonym: PEF;   peak expiratory flow
 xref: EFO:0004313;   EFO:0009718

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  clinical measurement 0
    respiratory system measurement 0
      maximum mid-expiratory flow (MMEF) 0
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