title: Polycythemia vera; variability of presenting symptoms; economical and symptomatically satisfactory treatment with phenylhydrazine.
authors.forename: W J
authors.initials: WJ
authors.lastname: O'CONNELL
authors.forename: W E
authors.initials: WE
authors.lastname: JAHSMAN
mesh_terms: D006801:Humans; D010659:Phenylhydrazines; D011086:Polycythemia; D011087:Polycythemia Vera
chemical_list: D010659:Phenylhydrazines; C030299:phenylhydrazine