International Association of Landscape Archaeology, Czech Glass Society, Czech Republic
Department of Chemistry, Semenov Institute of Chemical Physics, USSR Academy of Sciences, Moscow, Russia
Pharmaco-kinetics, dynamics and Drug Metabolism, Touro College of Pharmacy, USA
Professor of Nuclear Medicine, Faculty of Medicine and Surgery, University of Milan, Milan, Italy
Associate Professor at Department of Breast and Thyorid Surgey, Chongqing General Hospital, China
