[1] Lausanne Univ Hosp, Infect Dis Serv, CH-1011 Lausanne, Switzerland
[2] Lausanne Univ Hosp, Dept Cardiol, Lausanne, Switzerland
[3] Lausanne Univ Hosp, Emergency Dept, Lausanne, Switzerland
[4] Lausanne Univ Hosp, Dept Cardiac Surg, Lausanne, Switzerland