Ayman El-Sayed Mohamed Abd El-Samei El Nakeeb
Mansoura University Hospital
General Hospital of Piraeus “Tzaneio"
Muhammad Elsayed Abdelhafez Mahmoud
Al-Azhar university hospitals
Marmara University Pendik Educational Hospital
Southern Medical University
Vlad Andrei BUDU
Institute of Phono-Audiology and Functional Surgery
El Hadji Seydou Mbaye
Aristide Le Dantec Hospital
Department of Thoracic Surgery
Assistant Professor (Pharmacology) at Department of Pharmaceutical Technology, Maulana Abul Kalam Azad University of Technology, WB, INDIA.