Dissemination of an evidence-based motivational interviewing brief intervention for substance use disorders to HIV service organizations across the United States: protocol for a national-level cluster-randomized adaptive parallel-groups superiority experiment.

Hannah K Knudsen, Heather J Gotham, Elizabeth Solinger, Elizabeth Swan, Jen Brinker, Sheila V Patel, Stephen J Tueller, Michael Bradshaw, Jackie Mungo, Sarah Philbrick, Tom Donohoe, Thomas E Freese, Beth A Rutkowski, Mathew R Roosa, Kathryn J Speck