International Academy of Medical Sciences
United Kingdom
Royal Surrey County Hospital
United Kingdom
Jackson State University
United States
university of Milan
Italy
Mustansiriyah University
Iraq
University of Cambridge
United States
Guangzhou Medical University
China
University of Catania
Italy
University of Naples Federico II
Italy
University of Nigeria Nsukka
Nigeria
Government College University Faisalabad
Pakistan
University of Palermo
Italy
Hubei Normal University
China
Al-Azhar University
Egypt
General Hospital of Piraeus “Tzaneio”
Greece
Chongqing University of Science and Technology
China
Northwestern University Feinberg School of Medicine
United States
Istanbul Education and Research Hospital
Turkey
Hospital Tuanku Ja'afar
Malaysia
Ain Shams university
Egypt
"Carol Davila" University of Medicine and Pharmacy
Romania
University of Minnesota
United States
Spine & Orthopedic Surgical Institute Houston, Texas (USA)
United States
Assiut University
Egypt
Menoufia University
Egypt
Nanjing Medical University
China
Central Agricultural Pesticides Laboratory-Agricultural Research Center
Egypt
Rector of the University Thomas
Romania
Federal University of Health Sciences of Porto Alegre
Brazil
Sichuan University
China
Romania
University of Santa Catarina State (UDESC)
Brazil
Menoufia University
Egypt
Ain Shams University
Egypt
University of Ioannina Medical School
Greece
Aristide Le Dantec Hospital
Senegal