title: Factor IX activity and factor IX antigen in haemophilia B carriers.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000906:Antibodies / Q000032:analysis; D000941:Antigens / Q000032:analysis*; D002648:Child; D002675:Child, Preschool; D005164:Factor IX / Q000032:analysis*; D005169:Factor VIII / Q000032:analysis; D005260:Female; D014644:Genetic Variation; D006467:Hemophilia A / Q000097:blood / Q000175:diagnosis / Q000235:genetics*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D010375:Pedigree; D012737:Sex Factors
chemical_list: D000906:Antibodies; D000941:Antigens; D005169:Factor VIII; D005164:Factor IX