[20 years of experience with anti-influenza vaccination].
D005069:Evaluation Studies as Topic; D006801:Humans; D007252:Influenza Vaccines / Q000627:therapeutic use*; D007251:Influenza, Human / Q000517:prevention & control; D007558:Italy
D007252:Influenza Vaccines
Venti anni di esperienza sulla vaccinazione antinfluenzale