Vesikari, Timo A randomized, double-blind study of the safety, transmissibility and phenotypic and genotypic stability of cold-adapted influenza virus vaccine. [electronic resource] - The Pediatric infectious disease journal Jul 2006 - 590-5 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0891-3668 Standard No.: 10.1097/01.inf.0000220229.51531.47 doi Subjects--Topical Terms: Child Day Care CentersChild, PreschoolDisease Transmission, InfectiousDouble-Blind MethodFemaleGenotypeHumansInfantInfluenza A Virus, H1N1 Subtype--immunologyInfluenza A Virus, H3N2 Subtype--immunologyInfluenza B virus--immunologyInfluenza Vaccines--adverse effectsInfluenza, Human--immunologyMalePhenotypePlacebosProspective StudiesVirus Shedding