Konstantinos A Vagenas

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BACKGROUND Bariatric surgery is currently the most effective treatment in morbidly obese patients, leading to durable weight loss. OBJECTIVE In this prospective double blind study, we aim to(More)
BACKGROUND Acute pancreatitis is a common complication of ERCP, occurring in up to 10% of cases. Chemoprevention of post-ERCP pancreatitis remains a debated issue. OBJECTIVE This study evaluated(More)
BACKGROUND This study investigated the presence of apoptosis and proliferation in gastric cancer and assesses their possible correlation with classic prognostic markers and patients' survival. (More)
BACKGROUND Non-bleeding visible vessel (NBVV) in patients with bleeding peptic ulcer is associated with a high risk of rebleeding. The aim of this study was to define factors associated with failure(More)