title: Purification and characterization of defective interfering particles of Sendai virus.
authors.forename: S
authors.initials: S
authors.lastname: Ruttkay-Nedecká
mesh_terms: D000818:Animals; D002642:Chick Embryo; D003673:Defective Viruses / Q000302:isolation & purification*; D010222:Parainfluenza Virus 1, Human / Q000302:isolation & purification*