title: The Revised Declaration of Helsinki: cosmetic changes do not protect participants in poor countries.
authors.affiliation: Fernando Hellmann, Eng. Agronômico Andrei Cristian Ferreira, s/n Trindade Florianopolis Santa Catarina 88040-900, Brazil hellmann.fernando@gmail.com.
authors.forename: Fernando
authors.initials: F
authors.lastname: Hellmann
authors.affiliation: Fernando Hellmann, Eng. Agronômico Andrei Cristian Ferreira, s/n Trindade Florianopolis Santa Catarina 88040-900, Brazil.
authors.forename: Marta
authors.initials: M
authors.lastname: Verdi
authors.affiliation: Fernando Hellmann, Eng. Agronômico Andrei Cristian Ferreira, s/n Trindade Florianopolis Santa Catarina 88040-900, Brazil.
authors.forename: Bruno
authors.initials: B
authors.lastname: Schlemper Júnior
authors.affiliation: Fernando Hellmann, Eng. Agronômico Andrei Cristian Ferreira, s/n Trindade Florianopolis Santa Catarina 88040-900, Brazil.
authors.forename: Volnei
authors.initials: V
authors.lastname: Garrafa
mesh_terms: D035843:Biomedical Research / Q000941:ethics*; D003906:Developing Countries; D004992:Ethics, Medical; D006381:Helsinki Declaration; D006801:Humans; D007391:International Cooperation; D011203:Poverty; D035842:Research Subjects; D012935:Social Justice; D035862:Vulnerable Populations