| Literature DB >> 13403534 |
Abstract
Keywords: ASTHMA/complications; BRONCHI/diseases; BRONCHITIS/complications
Mesh:
Year: 1957 PMID: 13403534 DOI: 10.7326/0003-4819-46-3-506
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391