1. Bauer X(1989) Hyposensibilisierung bei Asthma bronchiale — ein noch aktuelles Therapieverfahren? Med Klin 84: 439
2. Brighton WD, Topping MD, Henocque E (1979) Activity units for allergen extracts. Clin Allergy 9: 591
3. Church MK, Holgate ST (1987) The development of drug therapy. In: Lessof MH, Lee TH, Kemeny DM (eds) Allergy: An international textbook. Wiley, Chichester New York Brisbone Toronto Singapore
4. Cooke RA, Stull A (1933) The preparation and standardization of pollen extracts for the treatment of hay fever. J Allergy 4: 87
5. Czarnetzki B (1987) Mastzellen, Eosinophile und Makrophagen. In: Fuchs E, Schulz K-H(Hrsg) Manuale allergolo-gicum Bd I. Dustri, Deisenhofen