We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRetention, HIV risk, and illicit drug use during treatment: methadone dose and visit frequency.AuthorsRhoades HM; Creson D; Elk R; Schmitz J; Grabowski JPublicationAmerican journal of public health, 1998, Vol 88, Issue 1, p34ISSN0090-0036Publication typearticleDOI10.2105/ajph.88.1.34