title: Conclusions about intervention effects should not be based on surrogate end points.
authors.forename: Harri
authors.initials: H
authors.lastname: Hemilä
mesh_terms: D015415:Biomarkers; D015331:Cohort Studies; D006801:Humans; D015994:Incidence; D012140:Respiratory Tract Diseases / Q000453:epidemiology; D012907:Smoking / Q000097:blood / Q000378:metabolism; D024502:alpha-Tocopherol / Q000008:administration & dosage / Q000097:blood*
chemical_list: D015415:Biomarkers; D024502:alpha-Tocopherol