Russia , Commonwealth of International Advanced Professional Studies
Italy , University of Catania
Moldova (Europe) , Nicolae Testemitanu
Kenya , The Karen Hospital
Bosna i Hercegovina , University of Sarajevo
Indiana, USA , Indiana University
Iraq , Baghdad University
United Arab Emirates , Head & Neck Surgical Oncology Roswell park cancer institute
Iran , Tarbiat Modares University
Iraq , Federal University of Santa Maria
Turkey , Ankara University
Jordan , Jordanian Board of Psychiatry
Egypt , Zagazig University
India , Vishnu Institute of Pharmaceutical Education & Research
Egypt , National Research Center, Dokki
USA , Baylor College of Medicine
Italy , University of Modena
Italy , University of Trieste
Iraqian , MISR University for Science and Technology
Turkey , Near East University
Italy , Turin University
INDIA , JNTU-H
India , Rajiv Gandhi University
North Carolina , Wake Forest School of Medicine
North Carolina , Wake Forest University Baptist Medical Center
New York , Columbia University Medical Center
Egypt , Port Said University & Ismailia General Hospital
Congo , University of Goma
Greece , University of Cambridge
United Kingdom , University College London
Spain , University of Barcelona
Syria , Damascus University
Tunisia , Monastir Faculty of Science
Greece , National Hellenic Research Foundation
Egypt , Mansoura University
Egypt , Cairo University
Spain ,
California, USA , California South University
Argentina , National University of La Plata.
Washington, DC , The George Washington University
Argentina , Hospital Italiano de Buenos Aires
Russia , Sechenov First Moscow State Medical University
Brazil , Universidade Anhanguera
India , SVIMS
Iraq , Al-Mustansiriya University
Greece , University Of Crete
Greece , University of Thessaly
USA , Wake Forest University
Minnesota , University of Phoenix
US State, New Jersey , Rutgers University of New Jersey
, United Arab Emirates
China , University of Chinese Academy of Sciences
Iran , Qadisiyah University
Argentina , Buenos Aires
USA , Rowan University SOM
Turkey , Mustafa Kemal University
Niigata, Japan , Saiseikai Niigata Daini Hospital
United States , University of Southern California
Romania , Yüzüncü Yıl University
Egypt , Fayoum Univeristy
Bangladesh , Daffodil International University
Jordan , Jordan University of Science and Technology
Tokyo, Japan , University Katsushika
USA, Pennsylvania , University of Pittsburgh School of Pharmacy
Greece , Agricultural University of Athens
Iraq , URUK University
India , Manipal University
Egypt , Menoufia University
France , Claude Bernard University Lyon
Malaysia , Asia Metropolitan University
Turkey , Hacettepe University Cancer Institute
Nigeria , University of Calabar Teaching Hospital
Brazil , Federal University of Rio de Janeiro
Argentina , Universidad de Buenos Aires
David , Federal University of São Paulo
Japan , Kagoshima University
Iran , Grad. Shahid Beheshti University Medical sciences
Argentina , Universidad Nacional de Cordoba
Rome, Italy , Catholic University of Sacred Heart
Ypsilanti, US , University of Louisville, School of Medicine
Egypt , Kasr El-Aini Medical School, Cairo University
Yemeni , Thamar University
Malaysia , Perdana University
Brazil , Santa Casa de Sao Paulo - Hospital and School of medicine
UAE , NMC Royal Hospital
UAE , Valiant Clinic
UAE , Mehta Medical Center
Italy , Bonelli for cancer research
Japan , Hyogo College of Medicine
Brazil , Federal University of Ceará
USA , University of Puerto Rico
Iraq , University of Basrah
USA , Dermatology & Skin Cancer Institute
Colombia , Instituto Diagnóstico Medico. Bogotá
USA , University of California
Japan , Tokyo Women's Medical University
Japan , Hamamatsu Medical University
Japan , Asahikawa Medical University
Japan , Yokohama City University
China , Dalian Medical University
Tennessee, USA , East Tennessee State University
NY, USA , Crouse Neuroscience Institute
Oman , UTAS
USA , Montana State University