References
- Bierly M. Z., Jr. Wyeth Laboratories, Box 8299. Philadelphia, Pa. 19101. Personal communications.
- Sheldon J. M., Lovell R. G., Mathews K. P. A Manual of Clinical Allergy. Edition. 1967
- Harrison T. R., Adams R. D., Bennett I. L., Jr., Resnik W. H., Thorn G. W., Wintrobe M. M. Principles of Internal Medicine. The Blakiston Division. McGraw-Hill Book Company, Inc., New York, Toronto, London
- Patterson R. Allergic Diseases and Management. J. B. Lippincott Company, Philadelphia, 338–440, 468, 469.