| Literature DB >> 13666030 |
P C ELMES, A A DUTTON, C M FLETCHER.
Abstract
Entities:
Keywords: BRONCHITIS/diagnosis; SPUTUM
Mesh:
Year: 1959 PMID: 13666030 DOI: 10.1016/s0140-6736(59)90916-x
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321