http://publichealthreports.org/archives/issueopen.cfm?articleID=2353

We developed a micro-costing methodology to estimate the realresource costs consumed by delivery of the National Institute on Drug Abuse (NIDA) Cooperative Agreement Standard Intervention (SI) for human immunodeficiencyvirus (HIV) prevention, plus two enhanced modules, in a three-arm randomized controlled trial (RCT) among drug-using women. To our knowledge, this is the first micro-costing study of the SI and enhanced modules andthe first of its kind targeting drug-using women