title: The bone marrow in polycythemia vera.
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D001853:Bone Marrow / Q000473:pathology; D001854:Bone Marrow Cells; D001856:Bone Marrow Examination; D005260:Female; D006801:Humans; D007501:Iron / Q000032:analysis; D008297:Male; D008875:Middle Aged; D011087:Polycythemia Vera / Q000175:diagnosis* / Q000473:pathology
chemical_list: D007501:Iron