TY  - RPRT
TI  - Using the lower limits. Only for FEV6?
AU  - T Demir
PY  - 2005
DO  - 10.1016/j.rmed.2005.07.002
UR  - https://pubmed.ncbi.nlm.nih.gov/16095892/
ID  - 16095892
ER  -