“…The etiology of NDDs is multi-factorial, complex and poorly understood (Gathercole SE et al, 2006;Krakowiak P et al, 2012;Lewis DA and Levitt PJAron, 2002;Newcorn JH et al, 2015;Thapar A,Cooper M and Rutter MJTLP, 2017). For instance, ADHD is associated with complications at birth, as well as genetic and environmental factors (e.g., chemical exposure or drug intake during gestation) (Lou HJAP, 1996;Millichap JGJP, 2008;Nigg JTJJoCC and Psychology A, 2012;Thapar A et al, 2013).…”