ENIn Marxist theory, human society consists of two parts: the base (or infrastructure) and superstructure; the base comprises the forces and relations of produ...
esophagogastroduodenoscopy;oesophagogastroduodenoscopy;upper GI endoscopy
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ENEsophagogastroduodenoscopy, also called by , is a diagnostic endoscopic procedure that visualizes the upper part of the gastrointestinal tract up to the duod...