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Upper Gastrointestinal Involvement of Crohn’s Disease: A Prospective Study on the Role of Upper Endoscopy in the Diagnostic Work-Up

Upper EndoscopyMedicineGastroenterologyUpper Gastrointestinal InvolvementGi TechniqueSurgeryGastrointestinal PathologyColonoscopyInterventional EndoscopyEndoscopic ImagingDiagnostic Work-upEndoscopic DiagnosisDigestive System Diseases