Sommerstein R, Kohler P P, Hasse B
Department of Infectious Diseases, Bern University Hospital, University of Bern, Bern, Switzerland.
Division of Infectious Diseases and Infection Control, Cantonal Hospital St Gallen, St Gallen, Switzerland.
J Hosp Infect. 2017 Jul;96(3):207-208. doi: 10.1016/j.jhin.2017.05.003. Epub 2017 May 5.