OTTIGER, H.-P.; BRUHN, S. [Vaccine testing without animal experiments?] [Article in German]. ALTEX - Alternatives to animal experimentation, [S. l.], v. 21, n. 2, p. 81–82, 2004. Disponível em: https://altex.org/index.php/altex/article/view/969. Acesso em: 5 oct. 2022.