Influenza Vaccination and Reduction in Hospitalizations for Cardiac Disease and Stroke among the Elderly
Nichol, Kristin L ; Nordin, James ; Mullooly, John ; Lask, Richard ; Fillbrandt, Kelly ; Iwane, Marika
The New England journal of medicine, 2003-04, Vol.348 (14), p.1322-1332 [Periódico revisado por pares]Boston, MA: Massachusetts Medical Society
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