haichen 请求一篇文献，由于本人学校没有相应数据库的账号，下载不了 Lumley T. Network meta-analysis for indirect treatment comparisons. 非常感谢！[s:13]
fengzhi https://www.jiscmail.ac.uk/cgi-bin/webadmin?A3=ind0910&L=EVIDENCE-BASED-HEALTH&E=base64&P=5408151&B=--part-bf-T3Svd1q3DG-UOVoIJ23-EX9j-SYY-emjwff2XyZUA1&T=APPLICATION%2FPDF;%20name="Lumley%202002.pdf"&N=Lumley%202002.pdf
