Internal Medicine, titled Zentralblatt innere Medizin or Innere Medizin in German, formerly titled Kongresszentralblatt für die gesamte Innere Medizin und ihre Grenzgebiete: Offizielles Organ der Deutschen Gesellschaft für Innere Medizin, was a German medical journal with a broad focus on internal medicine, published by Springer, as the official publication of the German Society of Internal Medicine. Wikipedia