title: Anaphylactic reaction to purified anti-hemophilic factor concentrate.
mesh_terms: D000293:Adolescent; D000707:Anaphylaxis / Q000209:etiology*; D005169:Factor VIII / Q000009:adverse effects*; D006467:Hemophilia A / Q000628:therapy; D006801:Humans; D008297:Male
chemical_list: D005169:Factor VIII