TY  - RPRT
TI  - Ten years' experience in running a pulmonary function laboratory.
AU  - D T Hughes
AU  - D W Empey
PY  - 1972
DO  - 10.1136/bmj.4.5838.470
UR  - https://pubmed.ncbi.nlm.nih.gov/4653878/
ID  - 4653878
ER  -