[1] Lausanne Univ Hosp, Dept Med, Infect Dis Serv, Lausanne, Switzerland
[2] Univ Lausanne, Lausanne, Switzerland
[3] Lausanne Univ Hosp, Dept Labs, Inst Microbiol, Lausanne, Switzerland
[4] Univ Pittsburgh, Med Ctr, Div Infect Dis, Pittsburgh, PA USA
[5] Lausanne Univ Hosp, Serv Orthoped & Traumatol, Lausanne, Switzerland
[6] Univ Hosp Basel, Div Infect Dis, Basel, Switzerland
[7] Univ Hosp Basel, Hosp Epidemiol, Dept Med, Basel, Switzerland
[8] Univ Hosp Basel, Intens Care Unit, Basel, Switzerland
[9] Hirslanden Klin St Anna, Luzern, Switzerland
[10] Bern Univ Hosp, Dept Infect Dis, Bern, Switzerland
[11] Ensemble Hosp Cote, Hop Morges, Morges, Switzerland