1. School of Pharmacy The University of Auckland Auckland 1023 New Zealand
2. Department of Microsystems Engineering (IMTEK) BrainLinks‐BrainTools Center University of Freiburg Freiburg 79110 Germany
3. Department of Microsystems Engineering (IMTEK) BrainLinks‐BrainTools Center and Freiburg Institute for Advanced Studies (FRIAS) University of Freiburg Freiburg 79110 Germany
4. Division of Nursing and Medical Technology Luleå University of Technology Luleå 971 87 Sweden
5. Department of Anatomy & Medical Imaging School of Medical Sciences The University of Auckland Auckland 1023 New Zealand