TY  - RPRT
TI  - [Lung dysfunction in patients with severe chronic obstructive bronchitis].
AU  - V B Nefedov
AU  - L A Popova
AU  - E A Shergina
PY  - 2005
UR  - https://pubmed.ncbi.nlm.nih.gov/15938497/
ID  - 15938497
ER  -