TY - JOUR A2 - Merrick, Joav AU - Shek, Daniel T. L. AU - Siu, Andrew M. H. AU - Lee, Tak Yan AU - Cheung, Chau Kiu AU - Chung, Raymond PY - 2008 DA - 1900/01/01 TI - Effectiveness of the Tier 1 Program of Project P.A.T.H.S.: Objective Outcome Evaluation Based on a Randomized Group Trial SP - 734135 VL - 8 AB - SN - 2356-6140 UR - https://doi.org/10.1100/tsw.2008.16 DO - 10.1100/tsw.2008.16 JF - TheScientificWorldJOURNAL PB - TheScientificWorldJOURNAL KW - ER -