S D COLLINS, J L LEHMANN. Show Affiliations »
Abstract
Keywords: INFLUENZA/epidemiology; PNEUMONIA/statistics
Mesh: See more » BiometryHumansInfluenza, Human/epidemiologyPneumonia/statistics & numerical data
Year: 1957 PMID: 13465936 PMCID: PMC2031390
Source DB: PubMed Journal: Public Health Rep ISSN: 0094-6214 Impact factor: 2.792