TY - GEN AU - van den Besselaar,A M AU - Lewis,S M AU - Mannucci,P M AU - Poller,L TI - Status of present and candidate international reference preparations (IRP) of thromboplastin for the prothrombin time. A report of the Subcommittee for Control of Anticoagulation SN - 0340-6245 PY - 1993///0406 KW - Humans KW - Prothrombin Time KW - Reference Standards KW - Thromboplastin KW - standards N1 - Publication Type: Journal Article ER -