1. Department
of Radiology, Medical Physics, Medical Center – University
of Freiburg, Faculty of Medicine, University of Freiburg, Breisacher
Strasse 60 a, 79106 Freiburg, Germany
2. Centre
for Hyperpolarization in Magnetic Resonance, University of York, York, YO10 5DD, U.K.
3. School
of Science and the Environment, Manchester Metropolitan University, Chester Street, Manchester, M1 5GD, U.K.
4. Institute
of Microstructure Technology, Karlsruhe Institute of Technology, Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen, Germany
5. Institute
for Clinical Chemistry, University Medical Center, Breisacher Strasse
60 a, 79106 Freiburg, Germany
6. German Consortium for Cancer Research (DKTK) Partner Site Freiburg, 69120 Heidelberg, Germany