We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleFactors associated with sex trade involvement among male participants in a prospective study of injection drug usersAuthorsKuyper, L MPublicationSexually Transmitted Infections, 2004, Vol 80, Issue 6, p531ISSN1368-4973Publication typearticleDOI10.1136/sti.2004.011106