Silvana Perretta and Surgery Free People Check 

( I'm Silvana Perretta)
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Current developments in Endoscopy and Minimal Access ...

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Silvana Perretta is a consultant digestive, upper gastro-intestinal surgeon. She is the chief of Foregut Surgery and Advanced Gastrointestinal Endoscopy Division, and director of the Esophageal Motility Laboratory at the NHC University Hospital in Strasbourg, France.
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