TY  - RPRT
TI  - [Bronchodilator testing in patients with stable COPD].
AU  - A Díez Herranz
PY  - 2001
DO  - 10.1016/s0300-2896(01)75041-7
UR  - https://pubmed.ncbi.nlm.nih.gov/11333545/
ID  - 11333545
ER  -