TY  - GEN
AU  - OSWALD,N C
AU  - HAROLD,J T
AU  - MARTIN,W J
TI  - Clinical pattern of chronic bronchitis
SN  - 0140-6736
PY  - 2003///0501
KW  - Bronchitis
KW  - pathology
KW  - Bronchitis, Chronic
KW  - Humans
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1016/s0140-6736(53)90369-9
ER  -