Peptic Ulcer Perforation as the First Manifestation of Previously Unknown Primary Hyperparathyroidism

by Eleni I. Efremidou, Nikolaos Liratzopoulos, Michael S. Papageorgiou, Michael Karanikas, Evdoxia Pavlidou, Konstantinos Romanidis, Konstantinos J. Manolas
Published 2007-06-01

Benign Post-Radiation Rectal Stricture Treated with Endoscopic Balloon Dilation and Intralesional Triamcinolone Injection

by Michael Karanikas, Panagiotis Touzopoulos, Alexandros Mitrakas, Petros Zezos, Paul Zarogoulidis, Nikolaos Machairiotis, Eleni Efremidou, Nikolaos Liratzopoulos, Alexandros Polychronidis, George Kouklakis
Published 2012-09-01

The Histological and Immunohistochemical Aspects of Bile Reflux in Patients with Gastroesophageal Reflux Disease

by Andreas Nakos, Georgios Kouklakis, Michail Pitiakoudis, Petros Zezos, Eleni Efraimidou, Alexandra Giatromanolaki, Alexandros Polychronidis, Nikolaos Liratzopoulos, Efthimios Sivridis, Konstantinos Simopoulos
Published 2011-01-01