Ignaz Semmelweis’s letter in German to Lajos Markusovszky

Ignaz Semmelweis’s letter in German to Lajos Markusovszky(1815–1893): „...the case of childbed fever goes on well, the council of hospitals in Paris, London, Dublin, Strassbourg, The Hague, Berlin, Göttingen, Prague, etc. Have been asked to research or refute the findings through experiments.”