1. Bezoar of the esophagus;McNamara;Ann Thorac Surg,1967
2. Bezoars and concretions: a comprehensive review of the literature with an analysis of 303 collected cases and a presentation of eight additional cases;De Bakey;Surgery,1938
3. Bezoars and concretions: a comprehensive review of the literature with an analysis of 303 collected cases and a presentation of eight additional cases;De Bakey;Surgery,1939
4. Congenital and acquired epiphrenic diverticulae of the oesophagus;Mendl;Br J Radiol,1962
5. Bezoars of the esophagus;Gautier-Benoit;Sem Hop Paris,1971