title: Pandemic vaccine enters clinical trials.
authors.affiliation: New York, USA.
authors.forename: Cassandra
authors.initials: C
authors.lastname: Willyard
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000276:immunology / Q000472:pathogenicity; D007252:Influenza Vaccines / Q000276:immunology / Q000494:pharmacology*; D007251:Influenza, Human / Q000276:immunology / Q000517:prevention & control
chemical_list: D007252:Influenza Vaccines