The German euthanasia programme.
D000368:Aged; D002648:Child; D004992:Ethics, Medical / Q000266:history*; D005065:Euthanasia / Q000266:history*; D005260:Female; D005858:Germany; D049673:History, 20th Century; D006801:Humans; D008297:Male; D014858:War Crimes / Q000266:history*