Contributors

Mazen I.Naga MD
Professor Emeritus of Internal Medicine Cairo University.

Mohamed S.* Mogawer MD
Professor of Internal Medicine, Gastroenterology and Hepatology,Cairo University.

Ahmed Elbadry MD
Professor of Internal Medicine, Gastroenterology and Hepatology, Cairo University.

Ayman Fouad
Professor of Internal Medicine, Gastroenterology and Hepatology, Cairo University.

Magdy Fawzy
Professor of internal Medicine, Gastroenterology and Hepatology, Cairo University.

Shaimaa Elkholy, M.D.
Lecturer of Internal Medicine,Gastroenterology and Hepatology, Cairo University.

Yehia M. Naga
Division of Digestive Diseases, Department of Medicine, University of Mississippi Medical Center, Jackson, MS, USA.

Mona Aslan MD
Lecturer of Internal Medicine, Tanta University.

Mitsuhiro Kida
MD.PhD, professor of gastroenterology and executive consultant of Endoscopy Center, Kitasato University & Hospital.

Mohamed Saad El Din El Neklawi
Consultant Gastroenterology and Hepatology, National Hepatology and Tropical Medicine Institute.

Diaa Hamama
Specialist Gastroenterology and Hepatology, National Hepatology and Tropical Medicine Research Institute.

Sameh Mohamed Nabil MSc
Specialist of Gastroenterology and Hepatology, Helwan university hospitals, Senior registrar Alfa Scope center.

Ahmed Hassan Abdel-Halim MD
Consultant of Gastroenterology and Endoscopy, Police authority hospital, Alfa scope center.

Dr. Alhosaeyn Ibrahim Isa
A specialist of Gastroenterology and Hepatology at Dar El-Salam Cancer Center and at Alfa Scope Center.