1. Hiatal hernia and mucosal prolapse;Kerr,1971
2. Does hiatus hernia affect competence of the gastroesphageal sphincter?;Cohen;N Engl J Med.,1971
3. Physiology, diagnosis and treatment of gastroesophageal reflux;McCallum,1990
4. The anatomical relationship between crural diaphragm and lower esophageal sphincter: an electrophysiologic study;Heine;J Gastrointestinal Motility.,1993
5. Current concepts of the antireflux barrier;Mittal;Gastroenterol Clin North Am.,1990