AJ Gonzalez Ordonez, LM Sanchez, JM Medina Rodriguez, MA Martinez Muniz, JL Menendez Caro, MV Alvarez. Double carriers of the factor V Leiden and prothrombin (FIIG20210A) mutations: a description of four cases. haematol [Internet]. 1999Nov.1 [cited 2024May1];84(11):1054-6. Available from: https://haematologica.org/article/view/1533