1. Biomedical Research Institute (BIOMED), Hasselt University, Agoralaan Bldg. C, 3590 Diepenbeek, Belgium
2. Univ. Savoie Mont Blanc, SYMME, F-74000 Annecy, France
3. Department of Biosystems Science and Engineering, ETH Zürich, Mattenstrasse 26, 4058 Basel, Switzerland
4. Department of Bioengineering, Imperial College London, South Kensington Campus, London SW7 2AZ, U.K.
5. Department of Applied Physics, Université de Genève, Chemin de Pinchat 22, 1211 Geneva, Switzerland
6. Laboratory for Enteric Neuroscience (LENS), TARGID, University of Leuven, Herestraat 49, 3000 Leuven, Belgium