1. Department of Chemistry and MacDiarmid Institute for Advanced Materials and Nanotechnology, University of Auckland, Auckland, New Zealand
2. Centre for Intelligent Systems Research, Deakin University, Waurn Ponds, Australia
3. School of Biological Sciences, University of Auckland, Auckland, New Zealand
4. Institute of Biotechnology (BioDeakin), Deakin University, Waurn Ponds, Australia
5. Department of Pharmacology and Clinical Pharmacology, University of Auckland, Auckland, New Zealand
6. The Bioelectronics Research Centre, Department of Electronics and Electrical Engineering, University of Glasgow, Glasgow, U.K.
7. School of Electrical and Computer Engineering, RMIT University, Melbourne, Australia