TY  - RPRT
TI  - The maximal midexpiratory flow time.
AU  - J J Segall
AU  - B A Butterworth
PY  - 1968
DO  - 10.1016/s0007-0971(68)80004-x
UR  - https://pubmed.ncbi.nlm.nih.gov/5667590/
ID  - 5667590
ER  -