title: Lagging laws.
mesh_terms: D005060:Europe; D006801:Humans; D019636:Neurodegenerative Diseases / Q000628:therapy; D010330:Patents as Topic / Q000331:legislation & jurisprudence*; D033581:Stem Cell Transplantation / Q000941:ethics / Q000331:legislation & jurisprudence* / Q000379:methods