1. Institute of Physical Chemistry and Abbe Center of Photonics; Friedrich Schiller University Jena; Helmholtzweg 4 07743 Jena Germany
2. Leibniz Institute of Photonic Technology (IPHT) Jena e.V.; Albert-Einstein-Str. 9 07745 Jena Germany
3. Center for Sepsis Control and Care; Jena University Hospital; Erlanger Allee 101 07747 Jena Germany
4. Department of Anesthesiology and Intensive Care Medicine; Jena University Hospital; Am Klinikum 1 07747 Jena Germany