| Literature DB >> 14875911 |
Abstract
Entities:
Keywords: INFLUENZA/epidemiology and statistics; PNEUMONIA/epidemiology and statistics
Mesh:
Year: 1951 PMID: 14875911 PMCID: PMC2030670
Source DB: PubMed Journal: Public Health Rep ISSN: 0094-6214 Impact factor: 2.792