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Influenza Vaccine Effectiveness in the Elderly Based on Administrative Databases: Change in Immunization Habit as a Marker for Bias
Hottes TS,
Skowronski DM,
Hiebert B,
Janjua NZ,
Roos LL,
et al.
(2011)
Influenza Vaccine Effectiveness in the Elderly Based on Administrative Databases: Change in Immunization Habit as a Marker for Bias.
PLOS ONE 6(7): e22618.
https://doi.org/10.1371/journal.pone.0022618