Emeritus Professor/ Director, University of Iceland Iceland
Director, Medical Acupuncture and Pain Management Clinic Brazil
Professor, Hanoi Medical University / HBO Institute Vietnam
Professor, East Tennessee State University, USA
Associate Professor, West Bengal University of Health Sciences, India.
Researcher, National Institute of Parasitology|National Council of Scientific and Technichal Reasearch (CONICET), Argentina
Researcher, Melbourne University, Australia
Director, Gaia Holistic Health, USA
Professor, University of Delhi/Vallabhbhai Patel Chest Institute, India
Assistant Professor, Hashemite University, Jordan
Associate Professor , National Research Centre, Egypt