Smith KM., Eaton AD., Finlayson L. M. and Garside P.: Oral tolerance. Am. J. Resp. Crit. Care Med., 2000; 162: S175-178.
van Wijk F. and Knippels L.: Initiating mechanisms of food allergy: Oral tolerance versus allergic sensitization. Biomed. Pharmacother., 2007; 61: 8-20.