References
- Weinberg T. Amer. J. clin. Path. 1949; 19: 554–557
- Blakemore A. H. Surg. Ggnec. Obstet. 1948; 87: 277–279
- Shull H. J., Linton R. R. Ann. Int. Med. 1947; 31: 794–804, ref.
- Welch C. S., Callow A. D. Rev. Gastroent. 1950; 17: 423–435
- Fagin D. D., Thompson F. M. Ann. Int. Med. 1944; 21: 285–297
- Palmer Eddy D. Esophagus and Its Diseases. New York 1952