title: Gene therapy--where are we?
authors.affiliation: Genzyme Corporation, Framingham, MA 01701-9322, USA.
authors.forename: A E
authors.initials: AE
authors.lastname: Smith
mesh_terms: D018014:Gene Transfer Techniques; D015316:Genetic Therapy / Q000009:adverse effects; D005822:Genetic Vectors; D006801:Humans