title: [Influenza continually enigma (author's transl)].
mesh_terms: D006801:Humans; D007252:Influenza Vaccines / Q000008:administration & dosage; D007251:Influenza, Human / Q000145:classification / Q000175:diagnosis* / Q000517:prevention & control
chemical_list: D007252:Influenza Vaccines
vernacular_title: Influenca -- uvijek nova nepoznanica