Escher Robert, Kickuth Ralph, von Steiger Niklaus, Arnold Andreas, Dutly André Emanuel, Haltmeier Simone, Schiemann Uwe
Division of Infectious Diseases, Department of General Internal Medicine, University Hospital, University of Bern, Bern, Switzerland.
Am J Med. 2009 Feb;122(2):141-3. doi: 10.1016/j.amjmed.2008.10.010.