1. The Nobel Prize in Physiology or Medicine 1901. Nobelprize.org. Nobel Media AB 2014. Available from: http://www.nobelprize.org/nobel_prizes/medicine/laureates/1901/index.html [accessed 20.08.15].
2. The Nobel Prize in Chemistry 1901. Nonelprize.org. Nobel Media AB 2014. Available from: http://www.nobelprize.org/nobel_prizes/chemistry/laureates/1901/index.html [accessed 27.02.16].
3. The Nobel Prize in Physiology or Medicine 1904. Nobelprize.org. Nobel Media AB 2014. Available from: http://www.nobelprize.org/nobel_prizes/medicine/laureates/1904/index.html [accessed 15.08.15].
4. History of the pancreas;Busnardo;Am J Surg,1983
5. The Nobel Prize in Physiology or Medicine 1909. Nobelprize.org. Nobel Media AB 2014. Available from: http://www.nobelprize.org/nobel_prizes/medicine/laureates/1909/index.html [accessed 15.08.15].