1. Medical Office of Dr. Martin Leibbrand (Urologist), Esslingen, Germany.
2. BioTeSys GmbH, Esslingen, Germany.
3. Frutarom Switzerland Ltd., Scientific Affairs BU Health, Wädenswil, Switzerland.
4. Apomedica Pharmazeutische Produkte GmbH, Graz, Austria.
5. Institute of Pharmaceutical Sciences, University of Graz, Graz, Austria.