title: Declaration of Helsinki and protection for vulnerable research participants--reply.
authors.affiliation: National Institutes of Health, Bethesda, Maryland.
authors.forename: Joseph
authors.initials: J
authors.lastname: Millum
authors.affiliation: National Institutes of Health, Bethesda, Maryland.
authors.forename: David
authors.initials: D
authors.lastname: Wendler
authors.affiliation: Department of Medical Ethics and Health Policy, University of Pennsylvania, Philadelphia.
authors.forename: Ezekiel J
authors.initials: EJ
authors.lastname: Emanuel
mesh_terms: D000846:Anniversaries and Special Events; D035843:Biomedical Research / Q000941:ethics*; D032984:Ethics, Research; D006381:Helsinki Declaration / Q000266:history*; D006801:Humans; D007258:Informed Consent / Q000592:standards*