TY  - GEN
AU  - Lányi,M
TI  - Classification of chronic obstructive pulmonary diseases
SN  - 0003-0805
PY  - 1973///0821
KW  - Humans
KW  - Lung Diseases, Obstructive
KW  - classification
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1164/arrd.1973.107.6.1076
ER  -