REFERENCES
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- The fifty most frequent operations, 1964. In The Record. No. 9. Ann Arbor, Michigan, Commission on Professional and Hospital Statistics, 1965, vol 3, p 2.
- Cunnick, W. R., Eide, K. A. and Smith, N. J.: Digestive disease as a national problem. IV. Disability claim study of digestive diseases. Gastroenterology 54: 246, 1968.
- Isaksson, B.: On lipid constituents of bile from human gallbladder containing cholesterol gallstones. Comparison with normal human bladder bile. Acta Soc Med Upsal 59: 277, 1954.
- Isaksson, B.: On dissolving power of lecithin and bile salts for cholesterol in human bladder bile. Ibid.,4 p 296.
- Tompkins, R. K., Cornwell, D. G., Sprecher, H. W. and Zollinger, R. M.: Role of biliary phospholipids in the formation of human gallstones. Surg Forum 18: 411, 1967.
- Tompkins, R. K., Burke, L., Zollinger, R. M. and Cornwell, D. G.: Elevation of phospholipid concentrations in human bile by feeding lecithin. Fed Proc 27: 573, 1968.
- Tompkins, R. K., Burke, L., Cornwell, D. G. and Zollinger, R. M.: Enhancement of the cholesterol-holding capacity of human hepatic bile. Surg Forum 19: 344, 1968.