title: Surrogate endpoints and drug approval.
authors.forename: John
authors.initials: J
authors.lastname: Somberg
mesh_terms: D017277:Drug Approval; D023381:Endpoint Determination; D006801:Humans; D020097:Natriuretic Peptide, Brain / Q000009:adverse effects / Q000627:therapeutic use; D016896:Treatment Outcome; D014481:United States
chemical_list: D020097:Natriuretic Peptide, Brain