TY - JOUR T1 - The effect of 5-hydroxytryptophan, a serotonin precursor, on adults with high levels of Attention Deficit Hyperactivity Disorder traits: A randomised, controlled trial. JO - PLoS ONE PY - 2026/05/07 AU - Overton P AU - Jackson E AU - Riley T ED - PB - Public Library of Science (PLoS) Y2 - 2026/05/14 ER -