Dr.h.c. of Universities Budapest, Debrecen (Hungary), Dijon (France), Helsinki (Finland) and Iaci (Roumenia). Editor of Phytomedicine (International Journal); ~ 900 Publications- and Review Articles
Emeritus 1998
Wichtige Publikationen
Immunomodulatory Agents (book)
Plant Drug Analysis (book)
Progress of Synergy-Research (Reviews and Lectures)