TY  - RPRT
TI  - Pulmonary function tests in asthma. Are they worth it?
AU  - M T Kopetzky
PY  - 1974
DO  - 10.1016/s0025-7125(16)32180-0
UR  - https://pubmed.ncbi.nlm.nih.gov/4809072/
ID  - 4809072
ER  -