TY  - RPRT
TI  - Airway hyperresponsiveness in asthma.
AU  - D W Cockcroft
PY  - 1990
DO  - 10.1080/21548331.1990.11703899
UR  - https://pubmed.ncbi.nlm.nih.gov/2104859/
ID  - 2104859
ER  -