This article is part of the supplement: Learning from large scale prevention efforts: findings from Avahan
Research
Assessment of the scale, coverage and outcomes of the Avahan HIV prevention program for female sex workers in Tamil Nadu, India: is there evidence of an effect?
BMC Public Health 2011, 11(Suppl 6):S3 doi:10.1186/1471-2458-11-S6-S3
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