TY  - RPRT
TI  - [Chronic obstructive pulmonary disease: basic features, risk factors and diagnosis].
AU  - D A Groneberg
AU  - H Golpon
AU  - T Welte
PY  - 2006
DO  - 10.1055/s-2006-932219
UR  - https://pubmed.ncbi.nlm.nih.gov/17109266/
ID  - 17109266
ER  -