Pasqui, F., C. Poli, A. Colecchia, G. Marasco, and D. Festi. “Adverse Food Reaction and Functional Gastrointestinal Disorders: Role of the Dietetic Approach”. Journal of Gastrointestinal and Liver Diseases, Vol. 24, no. 3, Sept. 2015, pp. 319-27, doi:10.15403/jgld.2014.1121.243.paq.