Batlle, J [The importance of studying factor V Leiden and the 20210 [correction of 29210A] allele of the prothrombin gene in thromboembolic disease. [electronic resource] - Sangre Feb 1999 - 3-6 p. digital Publication Type: Comment; Editorial ISSN: 0036-4355 Subjects--Topical Terms: AllelesAmino Acid SubstitutionFactor V--geneticsGene FrequencyHumansMutationProthrombin--geneticsThromboembolism--genetics