A doctor from Shaare Zedek Medical Center in Jerusalem, Adi Aran, has been studying this amazing plant and had excellent results.
http://www.israelnationalnews.com/News/News.aspx/249591
https://www.wthr.com/article/cbd-oil-offers-hope-promising-results-children-battling-autism
http://n.neurology.org/content/90/15_Supplement/P3.318
https://link.springer.com/article/10.1007%2Fs10803-018-3808-2
https://www.ncbi.nlm.nih.gov/pubmed/30382443