title: Risk of fatal adverse events after H1N1 influenza vaccine: limitations of passive surveillance data.
authors.forename: Michael M
authors.initials: MM
authors.lastname: McNeil
authors.forename: Karen R
authors.initials: KR
authors.lastname: Broder
authors.forename: Claudia
authors.initials: C
authors.lastname: Vellozzi
authors.forename: Frank
authors.initials: F
authors.lastname: DeStefano
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D064420:Drug-Related Side Effects and Adverse Reactions / Q000401:mortality*; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000276:immunology; D007252:Influenza Vaccines / Q000009:adverse effects*; D007564:Japan; D008875:Middle Aged; D018570:Risk Assessment; D015164:Vaccines, Inactivated / Q000009:adverse effects
chemical_list: D007252:Influenza Vaccines; D015164:Vaccines, Inactivated