1. Department of Applied Physics School of Engineering Sciences KTH Royal Institute of Technology Stockholm 10691 Sweden
2. Department of Electrical Engineering The Ångström Laboratory Uppsala University Uppsala 75121 Sweden
3. Clinical Research Center Department of Laboratory Medicine Karolinska Institutet Stockholm 17177 Sweden
4. Evox Therapeutics Limited Oxford Science Park Oxford OX4 4HG UK
5. Institute for Transfusion Medicine University Hospital Essen University of Duisburg‐Essen 45141 Essen Germany
6. Politecnico di Torino Turin 10129 Italy