Maximal Midexpiratory Flow Rate |
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| FEF 25-75 Percent; Flow Rate, Maximal Midexpiratory; MMFR; 25-75 Percent, FEF; 25-75 Percents, FEF; FEF 25 75 Percent; FEF 25-75 Percents; Forced Expiratory Flow 025 075 Percent; Percent, FEF 25-75; Percents, FEF 25-75 | |
| Measurement of rate of airflow over the middle half of a FORCED VITAL CAPACITY determination (from the 25 percent level to the 75 percent level). Common abbreviations are MMFR and FEF 25%-75%. | |