title: [Serum leukopoietic and toxic properties in patients with leukopenia of unknown etiology].
mesh_terms: D003601:Cytotoxicity Tests, Immunologic; D006801:Humans; D007970:Leukopenia / Q000097:blood* / Q000276:immunology
vernacular_title: Izuchenie leĭkopoéticheskikh i toksicheskikh svoĭstv syvorotki krovi u bol'nykh leĭkopeniiami neiasnoĭ étiologii