TY  - GEN
AU  - BACHER,E
TI  - [On the early diagnosis of clinically latent chronic bronchitis]
SN  - 0044-2542
PY  - 1998///1101
KW  - Bronchitis
KW  - diagnosis
KW  - Bronchitis, Chronic
KW  - Early Diagnosis
KW  - Humans
N1  - Publication Type: Journal Article
ER  -