| | | August Karl Gustav Bier was the German pioneer of spinal anaesthesia. After professorships in Greifswald and Bonn Bier became a professor at the... | | Karl Koller (born December 3, 1857 in Schüttenhofen, Bohemia (now Susice, Czech Republic) died March 21, 1944 in New York, New York.) was an A... | |