'Pitfalls' of Factor 8 assay.
D000328:Adult; D000368:Aged; D001780:Blood Coagulation Tests / Q000592:standards; D005169:Factor VIII; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013925:Thromboplastin
D005169:Factor VIII; D013925:Thromboplastin