Ruediger Schellenberg Institute for Health Care and Science, Huttenberg, Germany Germany
Reinhard Saller Institute of Complementary Medicine, University Hospital Zurich Switzerland
Lorenzo Hess Brunner & Hess, Zurich Switzerland
Jorg Melzer Institute of Complementary Medicine, Clinic for Psychiatry and Psychotherapy, University Hospital Zurich Switzerland
Christian Zimmermann Max Zeller Söhne AG, Romanshorn Switzerland
Juergen Drewe Max Zeller Söhne AG, Romanshorn Switzerland
Catherine Zahner Max Zeller Söhne AG, Romanshorn Switzerland