title: [Studies on homogeneity of poliomyelitis virus strains. I. The RTC-40 marker in attenuated virus clones].
mesh_terms: D017955:Poliovirus / Q000302:isolation & purification; D011055:Poliovirus Vaccine, Oral; D014776:Virus Cultivation
chemical_list: D011055:Poliovirus Vaccine, Oral
vernacular_title: Badania nad jednorodnościa szczepów wirusa poliomyelitis. I. Marker RCT-40 klonów wurusa atenuowanego.