TY  - RPRT
TI  - The predicted normal maximal midexpiratory flow.
AU  - A S Kuperman
AU  - J B Riker
PY  - 1973
DO  - 10.1164/arrd.1973.107.2.231
UR  - https://pubmed.ncbi.nlm.nih.gov/4683581/
ID  - 4683581
ER  -