References
- Coca A. F. A brief critical review of fundamental knowledge concerning the allergic diseases. Ann. Allergy 1943; 1: 120
- Vaughan W. T., Black J. H. Practice of Allergy, 3rd Edition. C.V. Mosby, St. Louis 1954
- von Pirquet C. Allergie, Münch. Med. Wochenschr. English translation in Clinical Aspects of Immunology, 2nd edition, P. G.H. Gell, R. R.A. Coombs. Blackwell, Oxford 1906-1968; 30: 1295–97, 1457