求英文文献两篇

Jit, M., Barton, P, Chen Y-F, Uthman  
School-based interventions to prevent the uptake of smoking among children and young people: cost-effectiveness model
the West Midlands Health Technology Assessment Collaboration (University of Birmingham). 2009


Jit, M., Aveyard, P., Barton, P., and Meads, C.A.
Predicting the life-time benefit of school-based smoking prevention programmes
Addiction 2010: 105: 1109-1116

前面一个是概述版，后一个是完整版，都是同一篇文献的。如果LZ能用得上，赏点儿银子啊~~~

我只有School-based interventions to prevent the uptake of smoking among children and young people cost effectiveness model 【pdf】

here you are