Swine-like influenza vaccine: a commentary.
D000818:Animals; D002648:Child; D006801:Humans; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000276:immunology / Q000517:prevention & control*; D008875:Middle Aged; D013552:Swine; D013553:Swine Diseases
D007252:Influenza Vaccines