Nature of the antagonism between vitamin K and coumarin antiboagulants.
D000925:Anticoagulants; D001966:Bromine; D002713:Chlorine; D003374:Coumarins / Q000494:pharmacology*; D004336:Drug Antagonism; D014812:Vitamin K / Q000138:chemical synthesis / Q000494:pharmacology*
D000925:Anticoagulants; D003374:Coumarins; D014812:Vitamin K; D002713:Chlorine; D001966:Bromine