TY  - RPRT
TI  - Emphysema, airflow limitation and small airways dysfunction.
AU  - A F Gelb
AU  - D Tashkin
AU  - N Zamel
PY  - 1982
DO  - 10.1378/chest.82.1.4
UR  - https://pubmed.ncbi.nlm.nih.gov/7083934/
ID  - 7083934
ER  -