title: [Use of infectious and oncogenic viruses as helpers for defective Rous virus].
mesh_terms: D000818:Animals; D001354:Avian Leukosis Virus; D001358:Avian Sarcoma Viruses / Q000254:growth & development*; D002642:Chick Embryo; D046508:Culture Techniques; D003673:Defective Viruses; D006378:Helper Viruses; D009109:Mumps virus; D010222:Parainfluenza Virus 1, Human
vernacular_title: Ispol'zovanie infektsionnykh i onkogennykh virusov v kachestve pomoshchnikov dlia defektnogo virusa rausa.