Sputum examination and the investigation of chronic bronchitis
Lancet
.
1959 Jun 13;1(7085):1241-4.
doi: 10.1016/s0140-6736(59)90916-x.
Authors
P C ELMES
,
A A DUTTON
,
C M FLETCHER
PMID:
13666030
DOI:
10.1016/s0140-6736(59)90916-x
No abstract available
MeSH terms
Bronchitis / diagnosis*
Bronchitis, Chronic*
Humans
Sputum*