BC Cancer Research Centre, Canada
Director, Cedars-Sinai Medical Center, USA
Stanford University, Sean N. Parker Center for Allergy and Asthma Research, USA
Obstetrics and genecology, Shaare Zedek Medical Center, Israel
Ped Mind Institute, Germany
Consultant Histopathologist, Spire Healthcare Trust, UK
Harvard School of Public Health, USA
Royal Devon and Exeter NHS Foundation Trust, UK
Irish Red Cross/Irish Prison Service, Ireland
Johns Hopkins University School of Medicine, USA
Faculty of Medicine, University of Valladolid, Spain
Instituto Politécnico de Lisboa, Portugal
Director, Institute of Biochemistry and Molecular Medicine, Argentina
Obstetrics and genecology, Shaare Zedek Medical Center, Israel
East Lancashire Hospitals NHS Trusts, UK
Colorectal Surgical Oncology, Italy
Director, Hebrew University School of Medicine, Israel
The Affiliated Sixth People's Hospital of Dalian Medical University, China
Mori Saisei Clinic, Japan
School of Public Health, Sun Yat-sen University, China
Advanced Laparoscopic Hepatobiliary & Pancreas Center, Cyprus
Theodor Bilharz Research Institute, Egypt , Egypt
Albert Einstein College of Medicine/ Jacobi Medical Center, USA
French Institute of Health and Medical Research, France
The University of Hong Kong-Shenzhen Hospital, Clinical Oncology center, Hong Kong
Gastro-Intestinal , Dr.D.Y.Patil University, Pune, Maharashtra, India, India
Gastroenterology, Swami Ji Gastroenterology Center, India, India
Dayanand Medical College and Hospital, India
University of Thi-Qar Medical College, Iraq, Iraq
Department of Obstetrics and Gynecology, Hebrew University School of Medicine, Israel
Director, Hebrew University School of Medicine, Israel
Southern TOHOKU general hospital, Japan
Graduate School of Medical Sciences, Kyushu University, Japan
AsfendiyarovKazakh National Medical University, Kazakhstan
Centro Hospitalar Universitario Lisboa Norte (CHULN), Portugal
A.I. Yevdokimov Moscow State University of Medicine, Russia
King Abdulaziz University, Saudi Arabia
Professor of General Surgery, Shendi University, Sudan
University of Gothenburg, Sweden
S1 Department of Clinical Science and Education, Sweden
Bursa City Hospital, Nephrology Clinic, Turkey
The College of St. Scholastica, USA
Rutgers University- New Jersey Medical School, USA
University of Texas Southwestern Medical Center, USA
Jiangsu University of China, China