Widyahening, Indah S., and Raden I. Ismail. β€œIs Gluten Free and Casein Free (GFCF) Diet Effective for Individuals With Autism?”. Medical Journal of Indonesia 20, no. 2 (May 1, 2011): 114–8. Accessed December 22, 2024. https://mji.ui.ac.id/journal/index.php/mji/article/view/440.