. Show Affiliations »
Abstract
Entities: Species
Mesh: See more » Canada/epidemiologyChild, PreschoolCross-Sectional StudiesHumansIncidenceInfantInfluenza A virus/classificationInfluenza A virus/isolation & purificationInfluenza, Human/epidemiologyInfluenza, Human/microbiologyPopulation Surveillance
Year: 1992 PMID: 1291003
Source DB: PubMed Journal: Can Commun Dis Rep ISSN: 1188-4169