title: Serious methodological issues with the study by Gwini et al.
authors.forename: Nicholas S
authors.initials: NS
authors.lastname: Kelley
authors.forename: Michael T
authors.initials: MT
authors.lastname: Osterholm
authors.forename: Edward A
authors.initials: EA
authors.lastname: Belongia
mesh_terms: D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D035843:Biomedical Research / Q000379:methods*; D006801:Humans; D015994:Incidence; D007252:Influenza Vaccines / Q000008:administration & dosage* / Q000276:immunology*; D007251:Influenza, Human / Q000150:complications* / Q000517:prevention & control*; D008875:Middle Aged; D009203:Myocardial Infarction / Q000453:epidemiology* / Q000517:prevention & control*; D018570:Risk Assessment
chemical_list: D007252:Influenza Vaccines