In line with this finding, MAOB rs1799836 was not related to autism in children [62,63], severe agitation in patients with schizophrenia, CD, PTSD [23,30], anger-related traits and aggression in suicidal participants and controls [64], aggression determined using the Brown–Goodwin questionnaire [65], alcohol dependence [18], positive symptoms in schizophrenia [66], or negative emotionality in healthy subjects [67]. Here, MAOB is linked to schizophrenia.