MeSH definition : 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%.;
MeSH annotation : usually NIM; do not confuse with MAXIMAL EXPIRATORY FLOW RATE; (MEFR); DF: MMFR; usually NIM; do not confuse with MAXIMAL EXPIRATORY FLOW RATE; (MEFR);
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%.