title: Vector problems still thwart gene-therapy promise.
authors.forename: P
authors.initials: P
authors.lastname: Mitchell
mesh_terms: D004279:DNA, Viral; D015316:Genetic Therapy / Q000379:methods*; D005822:Genetic Vectors; D015497:HIV-1 / Q000235:genetics*; D006801:Humans
chemical_list: D004279:DNA, Viral