Hashem B. El-Serag, M.D., M.P.H. SPECIALTIES Gastroenterology PROFESSIONAL INTERESTS Barrett's esophagus Dyspepsia and gastroesophageal reflux disease Viral hepatitis View Details Request Appointment TAGS: ABDOMINAL PAIN ANAL FISTULA CHRONIC DIARRHEA CONSTIPATION EOSINOPHILIC ESOPHAGITIS ESOPHAGEAL MOTILITY DISORDER GAS GASTROENTEROLOGY +7 MORE
