There is an error in the citation of the article regarding the first author's name. The correct citation is: Ruger JP, Abdallah AB, Luekens C, Cottler L (2012) Cost-Effectiveness of Peer-Delivered Interventions for Cocaine and Alcohol Abuse among Women: A Randomized Controlled Trial. PLoS ONE 7(3): e33594. doi:10.1371/journal.pone.0033594
Footnotes
Competing Interests: No competing interests declared.