title: [Ethical aspects to consider in observational studies].
authors: Centrum för forsknings- och bioetik, Uppsala universitet.
authors: Stefan
authors: S
authors: Eriksson
authors: Erik
authors: E
authors: Sundström
mesh_terms: D016021:Epidemiologic Studies; D032984:Ethics, Research; D006801:Humans; D033181:Information Dissemination / Q000941:ethics; D007258:Informed Consent / Q000941:ethics; D019370:Observation; D012042:Registries / Q000941:ethics*