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báo cáo khoa học: " Study protocol for a group randomized controlled trial of a classroom-based intervention aimed at preventing early risk factors for drug abuse: integrating "

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Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Study protocol for a group randomized controlled trial of a classroom-based intervention aimed at preventing early risk factors for drug abuse: integrating | Implementation Science BioMed Central Study protocol Open Access Study protocol for a group randomized controlled trial of a classroom-based intervention aimed at preventing early risk factors for drug abuse integrating effectiveness and implementation research Jeanne Poduska 1 Sheppard Kellam1 C Hendricks Brown2 Carla Ford1 Amy Windham1 Natalie Keegan3 and Wei Wang4 Address 1American Institutes for Research Baltimore MD USA 2Department of Epidemiology and Public Health University of Miami Miller School of Medicine Miami Florida USA innovations Institute Division of Child and Adolescent Psychiatry University of Maryland Baltimore MD USA and 4Department of Epidemiology and Biostatistics College of Public Health University of South Florida Tampa FL USA Email Jeanne Poduska - jpoduska@air.org Sheppard Kellam - skellam@air.org C Hendricks Brown - chbrown@med.miami.edu Carla Ford - cford@air.org Amy Windham - awindham@air.org Natalie Keegan - nkeegan@psych.umaryland.edu Wei Wang - wwang@hsc.usf.edu Corresponding author Published 2 September 2009 Received 12 March 2009 . A rz J . lAiinz nzn moo z rz Accepted 2 September 2009 Implementation Science 2009 4 56 doi l0.ll86 l748-5908-4-56 This article is available from http www.implementationscience.cOm content 4 1 56 2009 Poduska et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http creativecommons.org licenses by 2.0 which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract__ Background While a number of preventive interventions delivered within schools have shown both short-term and long-term impact in epidemiologically based randomized field trials programs are not often sustained with high-quality implementation over time. This study was designed to support two purposes. The first .

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