Black Rock Holistic Health Center
United States
Vidyavardhaka College of Engineering
India
University of Belgrade
Serbia
Menoufia University
Egypt
Postgraduate Institute of Medicine , University of Colombo , Sri Lanka
Sri Lanka
HubeiNormal University
China
Egyptian Atomic Energy Authority, Cairo, Egypt
Egypt
General Hospital of Piraeus “Tzaneio”
Greece
Medical University of Silesia
Poland
Faculty of medicine, Ain Shams University
Egypt
"Carol Davila" University of Medicine and Pharmacy
Romania
Al-Azhar University
Egypt
Shanghai Ninth People's Hospital
China
Northwestern University Feinberg School of Medicine
United States
University of Palermo
Italy
Osaka University Graduate School of Medicine
Japan