1. Radiation Biology Department, Institute of Aerospace Medicine, German Aerospace Center (DLR), Cologne, Germany.
2. Institute of Aerospace Medicine, RWTH Aachen, Aachen, Germany.
3. Kayser-Threde GmbH, Munich, Germany.
4. Space Applications Services NV, Zaventem, Belgium.
5. Microgravity User Support Center (MUSC), German Aerospace Center (DLR), Cologne, Germany.
6. ESA ESTEC, Noordwijk, the Netherlands.