[1] Univ Klinikum Hamburg Eppendorf, Klin Intens Med, Hamburg, Germany
[2] Univ Klinikum Hamburg Eppendorf, Klin Intens Med, Klin Intens Med Uke, Hamburg, Germany
[3] Univ Klinikum Hamburg Eppendorf Uke, Klin Intens Med, Klin Intens Med O, Hamburg, Germany
[4] Univ Klinikum Hamburg Eppendorf, Uke Hamburg, Klin Intens Med, Hamburg, Germany
[5] St Franziskus Hosp, Dept Med Internal Intens Care & Emergency Med, Munster, Germany
[6] St Franziskus Hosp Munster, Med Klin Intens Med & Notaufnahme 4, Munster, Germany
[7] Univ Heart & Vasc Ctr Hamburg, Dept Cardiovasc Surg, Hamburg, Germany
[8] Univ Klinikum Hamburg Eppendorf, Abt Herz & Gefasschirurg, Hamburg, Germany
[9] Univ Klinikum Hamburg Eppendorf, Univ Herzzentrum, Klin & Poliklin Herz & Gefasschirurg, Hamburg, Germany
[10] Univ Med Ctr Hamburg Eppendorf, Dept Intens Care Med, Hamburg, Germany
[11] Univ Med Ctr Hamburg Eppendorf, Klin Intens Med, Intens Care Med, Hamburg, Germany