title: Risks in new drug development: approval success rates for investigational drugs.
authors.affiliation: Director of Economic Analysis, Tufts Center for the Study of Drug Development, Tufts University, Boston, MA 02111, USA.
authors.forename: J A
authors.initials: JA
authors.lastname: Dimasi
mesh_terms: D016208:Databases, Factual; D004345:Drug Industry / Q000191:economics / Q000706:statistics & numerical data*; D015507:Drugs, Investigational; D006801:Humans; D011336:Probability; D012106:Research; D013997:Time Factors; D014481:United States
chemical_list: D015507:Drugs, Investigational