T45.7X6 - Underdosing of anticoagulant antagonist, vitamin K and other coagulants T45.7 - Poisoning by, adverse effect of and underdosing of anticoagulant antagonists, vitamin K and other coagulants T45.7X - Poisoning by, adverse effect of and underdosing of anticoagulant antagonists, vitamin K and other coagulants T45.7X6 - Underdosing of anticoagulant antagonist, vitamin K and other coagulants