Biochemical Exploration of Metabolic Diseases Unit, Biochemistry, Dpt. La Timone University Hospital, Marseille., France
Faculty of Science, Beni-Suef University, EGYPT
Assistant Professor (Research) in Metabolic Biology, Hong Kong Baptist University, USA
Director, Cardio-metabolic Research Institute Houston, Texas, USA
Medical Director, Cardiometabolic Research Institute, Houston, TX, USA.
Medical Director, Cardio-metabolic Research Institute Houston,Texas, USA
Department of General and Oncologic Surgery, Centre of Laparoscopic and Mini-invasive Surgery - Centre of Bariatric and Metabolic Surgery Policlinico San Marco - Istituti Ospedalieri Bergamaschi - GSD University of Milan / Vita-Salute San Raffaele University of Milan (Italy)