求助英文一篇

[size=17.77777862548828px]  http://www.ncbi.nlm.nih.gov/pubmed/16735956[size=17.77777862548828px]

[size=0.8465em][size=10.909090995788574px]Sex Transm Dis. 2006 Oct;33(10 Suppl):S89-102.
The cost-effectiveness of expanding harm reduction activities for injecting drug users in Odessa, Ukraine.[size=0.923em][size=11.818181991577148px]Vickerman P, [size=11.818181991577148px]Kumaranayake L, [size=11.818181991577148px]Balakireva O, [size=11.818181991577148px]Guinness L, [size=11.818181991577148px]Artyukh O, [size=11.818181991577148px]Semikop T, [size=11.818181991577148px]Yaremenko O, [size=11.818181991577148px]Watts C.