1. Center of Physiology and Pathophysiology, Institute of Neurophysiology, University of Cologne, Cologne, Germany.
2. Stem Cell Center, Masonic Medical Research Laboratory, Utica, New York.
3. Institute for Genetics, University of Cologne, Cologne, Germany.
4. Institute of Computer Science, University of Tartu, Tartu, Estonia.
5. Quretec Ltd., Tartu, Estonia.
6. Max-Delbrueck-Center for Molecular Medicine—MDC, Berlin, Germany.