%0 Dataset %T Kidsteps II-Efficacy Trial of Second Step Early Learning (SSEL) Program: Promoting School Readiness through Social Emotional Skill Building in Preschool, Worcester County, Massachusetts, 2013-2017 %A University of Massachusetts Medical School. Department of Family Medicine and Community Health %A Upshur, Carole C. %A University of Massachusetts Medical School %A Wenz-Gross, Melodie %D 2020-04-27 %R 10.3886/ICPSR37521.v1 %I Inter-university Consortium for Political and Social Research [distributor]