title: Clinical Trials Directive slows registration of paediatric studies.
authors.forename: Emma
authors.initials: E
authors.lastname: Cannell
mesh_terms: D035843:Biomedical Research / Q000331:legislation & jurisprudence*; D002648:Child; D002986:Clinical Trials as Topic / Q000331:legislation & jurisprudence*; D004358:Drug Therapy; D005062:European Union; D006801:Humans; D008495:Medical Oncology / Q000331:legislation & jurisprudence*; D012042:Registries