| Affiliation: | (1) Division of Mathematics and Computer Science, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands, NL;(2) The Open University, Knowledge Media Institute, Milton Keynes, UK, UK;(3) Department of Social Science Informatics, University of Amsterdam, Amsterdam, The Netherlands, NL;(4) Stanford Medical Informatics, Stanford University, Stanford, CA, USA, US;(5) Institute AIFB, University of Karlsruhe, Karlsruhe, Germany, DE;(6) Department of Computer Science, University of Bologna, Italy, IT;(7) Department of Computer Science, University ofGr oningen, Groningen, The Netherlands, NL;(8) Spanish Council of Scientific Research, Artificial Intelligence Research Institute, Barcelona, Spain, ES |
