title: Merck blocks 'safer' gene therapy trials.
authors.forename: P
authors.initials: P
authors.lastname: Smaglik
mesh_terms: D000256:Adenoviridae / Q000235:genetics; D000818:Animals; D002986:Clinical Trials as Topic; D004345:Drug Industry; D015316:Genetic Therapy / Q000009:adverse effects; D005822:Genetic Vectors; D006801:Humans; D010067:Ownership