title: Polycythemia vera. I. Histopathology, ultrastructure and cytogenetics of the bone marrow in comparison with secondary polycythemia.
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D001853:Bone Marrow / Q000473:pathology / Q000648:ultrastructure*; D002904:Chromosomes, Human, 21-22 and Y; D005260:Female; D006801:Humans; D007621:Karyotyping; D008297:Male; D008533:Megakaryocytes / Q000648:ultrastructure; D008854:Microscopy, Electron; D008875:Middle Aged; D011086:Polycythemia / Q000473:pathology; D011087:Polycythemia Vera / Q000473:pathology*