1. Department of Psychiatry (Garrison, Sinha, Potenza), Child Study Center (Sinha, Potenza, Scheinost), n.; Department of Neuroscience (Sinha, Potenza), Wu Tsai Institute (Potenza, Scheinost), Department of Biomedical Engineering (Gao, Liang, Scheinost), and Department of Statistics and Data Science (Scheinost), Yale University, New Haven, Conn.; Connecticut Mental Health Center, New Haven, Conn. (Potenza); Connecticut Council on Problem Gambling, Hartford, Conn. (Potenza).