TY  - RPRT
TI  - Pulmonary function tests and their clinical applications.
AU  - C K FRIEDBERG
PY  - 1959
DO  - 10.1016/s0033-0620(59)80025-6
UR  - https://pubmed.ncbi.nlm.nih.gov/13623891/
ID  - 13623891
ER  -