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Anorectal malformations
Rectal or anal atresia?
Encopresis in children
New version of the cutback procedure
ARM embriology
Congenital anal stenosis
Megacolon in children
Rationale for new surgical tactics for ARM without visible fistula
The Peña Legacy
Who is who
Gastroesophageal Reflux Disease
Gastrointestinal motility and law of the intestine
X-ray imaging of LES and its role in the diagnosis of GERD
Hydrochloric Acid Hypersecretion is the Cause of Pathology in the Upper Digestive Tract.
Infantile colic
Prevention and treatment GERD
Etiology and pathogenesis of sphincter Oddi dysfunction
Esophageal achalasia or GERD ?
Aortic esophageal sphincter vs Mafia
Jackhammer Esophagus - Symptom or Diagnosis?
Pathogenesis of the eosinophilic esophagitis
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