title: Commentary.
authors.affiliation: Department of Laboratory Medicine, University of California and Veterans Affairs Medical Center, San Francisco, CA 94121, USA. mark.lu@va.gov
authors.forename: Chuanyi M
authors.initials: CM
authors.lastname: Lu
mesh_terms: D005169:Factor VIII / Q000032:analysis*; D006801:Humans; D008297:Male; D010314:Partial Thromboplastin Time
chemical_list: D005169:Factor VIII