4.Rubio-Tapia A, Hill ID, Kelly CP, Calderwood AH, Murray JA; American College of Gastroenterology. ACG clinical guidelines: diagnosis and management of celiac disease. Am J Gastroenterol. 2013 May;108(5):656-76; quiz 677. http://www.ncbi.nlm.nih.gov/pubmed/23609613
5.M. Potts, B. Bellows, “Autism and Diet”. J Epidemiol Community Health. 2006 May; 60(5): 375. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2563974/
6.Mulloy A, Lang R, O’Reilly M, Sigafoos J, Lancioni G, Rispoli M. Gluten-free and casein-free diets in the treatment of autism spectrum disorders: a systematic review. Research in Autism Spectrum Disorders 2010; 4(3): 328-339. http://www.edb.utexas.edu/education/assets/files/ltc/gfcf_review.pdf