TY  - RPRT
TI  - Diagnosing interstitial lung disease: a practical approach to a difficult problem.
AU  - K R Flaherty
AU  - F J Martinez
PY  - 2001
DO  - 10.3949/ccjm.68.1.33
UR  - https://pubmed.ncbi.nlm.nih.gov/11204365/
ID  - 11204365
ER  -