Kouroupi, Eirini Mutations in exon 12 of JAK2 are mainly found in JAK2 V617F-negative polycythaemia vera patients. [electronic resource] - British journal of haematology Aug 2008 - 676-9 p. digital Publication Type: Letter ISSN: 1365-2141 Standard No.: 10.1111/j.1365-2141.2008.07223.x doi Subjects--Topical Terms: AdolescentAdultAgedErythrocyte CountExonsFemaleHumansJanus Kinase 2--geneticsMaleMiddle AgedMutation--geneticsPolycythemia Vera--geneticsReverse Transcriptase Polymerase Chain Reaction