One-shot (per year) protection. This fall, for heart health, make flu shots a family affair.
D006331:Heart Diseases / Q000517:prevention & control*; D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000517:prevention & control*; D013997:Time Factors
D007252:Influenza Vaccines