title: Why is influenza virus more risky for pregnant women?
authors: Maria Grazia
authors: MG
authors: Cusi
mesh_terms: D005260:Female; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology* / Q000473:pathology*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000453:epidemiology* / Q000473:pathology* / Q000821:virology; D018570:Risk Assessment