[Vaccination against influenza in groups at risk].
Alarcón Morales
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D006801:Humans; D007252:Influenza Vaccines / Q000276:immunology*; D007251:Influenza, Human / Q000453:epidemiology / Q000451:nursing / Q000517:prevention & control*; D011321:Primary Nursing; D012307:Risk Factors; D013030:Spain / Q000453:epidemiology
D007252:Influenza Vaccines
Vacunación antigripal en grupos de riesgo.