[Research shows little engagement of doctors in encouraging influenza immunization].
D000368:Aged; D001938:Brazil / Q000453:epidemiology; D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000517:prevention & control*; D032541:Mass Vaccination / Q000706:statistics & numerical data*; D010819:Physician's Role
D007252:Influenza Vaccines