TY  - RPRT
TI  - Bronchodilator testing: confidence intervals derived from placebo inhalations.
AU  - R L Sourk
AU  - K M Nugent
PY  - 1983
DO  - 10.1164/arrd.1983.128.1.153
UR  - https://pubmed.ncbi.nlm.nih.gov/6870056/
ID  - 6870056
ER  -