1. Dermatologic Allergy;Sulzberger,1940
2. Urticaria;Sheldon;New York J. Med,1956
3. Giardiasis (Lambliasis);Piringer;Wien. med. Wchnschr,1955
4. Price, D. L., Parasitology Section, Second Army Area Medical Laboratory, Fort George G. Meade, Maryland: Personal letter of June 12, 1956.
5. The Pharmacologic Basis of Therapeutics;Goodman,1955