求英文文献一篇

求英文文献一篇   

http://www.ncbi.nlm.nih.gov/pubmed/21666098

Proactive telephone counseling for smoking cessation: meta-analyses by recruitment channel and methodological quality.

Tzelepis F. Paul CL. Walsh RA. McElduff P. Knight J.

Journal of the National Cancer Institute. 103(12):922-41, 2011 Jun 22.

找到了这个你看行不

moorefen 发表于 2011-8-30 23:20
找到了这个你看行不

哥们为毛每次都是你，真快

ericchendejie 发表于 2011-8-30 23:24
哥们为毛每次都是你，真快

最近有时间，故比较勤快。哈哈