Hypersensitivity reactions are exaggerations of normal defence mechanisms.
Neuraminidase or N Protein Hemagglutinin or H Protein Fatty or Lipid Envelope Matrix Protein embrane Protein Coat or Nucleoprotein RNA Ortomyxovirus Virus.
AIF Tutor Dott.ssa Rossella TurcoProf.ssa Annamaria StaianoDott. Erasmo Miele