TY  - RPRT
TI  - FEV1 and PEF in COPD management.
AU  - D Nolan
AU  - P White
PY  - 1999
DO  - 10.1136/thx.54.5.468d
UR  - https://pubmed.ncbi.nlm.nih.gov/10409071/
ID  - 10409071
ER  -