title: [Preliminary remarks].
authors: Christina
authors: C
authors: Vanja
mesh_terms: D006233:Persons with Disabilities / Q000266:history*; D005065:Euthanasia / Q000266:history*; D005858:Germany; D049673:History, 20th Century; D006761:Hospitals / Q000266:history*; D028683:National Socialism / Q000266:history*; D013561:Symbolism