title: [Preparation of an influenza virus hemagglutinin (type A) substandard].
mesh_terms: D006389:Hemagglutinins, Viral / Q000592:standards*; D009980:Influenza A virus / Q000276:immunology*
chemical_list: D006389:Hemagglutinins, Viral
vernacular_title: Herstellung eines Influenzavirus-Hämagglutinin (Typ A)-Substandards